Dust belt around nearby star clear sign of exoplanet
Astronomers discover a perturbed dusty belt around Fomalhaut, indicating the presence of a planet. The discovery provides valuable insights into debris disks and planetary formation.
Cameras
Articles tagged with Cameras
UCSD computer scientists develop ubiquitous video application for 3D environments
Researchers at UCSD's Jacobs School of Engineering have developed Reality Flythrough, a system that stitches together live camera feeds to create an immersive 3D environment. The technology is being tested for homeland security and emergency response applications.
Is a picture really worth a thousand words?
This study examines how consumers respond to visual images in advertising, revealing that subtle properties of ad pictures can significantly impact product impressions. Consistency between picture and ad copy is key to positive consumer perceptions.
Jefferson Lab scientists build small-animal imager for German Cancer Research Center
Researchers have developed a small-animal imager for dual modality imaging, enabling cancer researchers to gain physiological information on animal models of human disease. The device will be integrated with an optical-imaging system and used in research projects on a daily basis.
Astronomers' first direct evidence: young low-mass objects are twice as heavy as predicted
Researchers found a young, faint companion to a star, measuring its mass for the first time. The object is 93 times as massive as Jupiter, contradicting theoretical predictions.
Weighing the smallest stars
An international team of astronomers using the VLT's NACO SDI camera discovered a faint companion to AB Dor A, a young star, which is 93 times more massive than Jupiter and twice as heavy as predicted. The object's mass was determined by observing its precise location and orbit around its host star.
Super-star clusters may be born small and grow by coalescing
A trio of massive young star clusters embedded in a cloud of stars offers clues about the birth of super-star clusters. The discovery suggests that these large groups could be formed by the merger of smaller clusters. By studying this phenomenon, scientists can better understand the formation and evolution of super-star clusters.
Scientists develop 'electronic eye' for the blind
Researchers have created a system that detects pedestrian crossings in front of a person using a single camera, measuring road width and traffic light color to ensure safe crossing. The device uses projective geometry and 'projective invariant' calculation to accurately detect crossings in images.
UCLA chemists report new nano flash welding
Researchers at UCLA have successfully developed a new method of nano flash welding, allowing for the creation of thermally absorbent materials that can weld together without burning. This breakthrough has significant implications for various industries, including chemical sensors, separation membranes, and nano devices.
Carnegie Mellon develops robot that successfully explored gas mains in NY
The Explorer robot, developed by Carnegie Mellon University, successfully inspected hundreds of feet of live gas mains in Yonkers, NY. The robot's wireless capabilities and advanced cameras enable near-real-time images of the pipe's interior, reducing costs per foot of pipe inspected.
Novel camera set to produce first direct images of extrasolar planets
A team of astronomers using a novel camera will hunt for planets orbiting other stars, aiming to directly image faint gas-giants. The SDI camera has already made stunning images of Saturn's moon Titan and discovered an object near Jupiter in solar systems beyond our own.
Arecibo radiotelescope made incredibly more sensitive
The Arecibo telescope has been made more sensitive with the addition of the ALFA instrument, allowing for faster sky surveys and improved detection of pulsars and other rare celestial phenomena. The new device will also enable astronomers to map the neutral hydrogen gas in our galaxy and others.
Prototype system developed by Wright State computer engineer allows blind to 'see'
A portable, wearable device called Tyflos enables visually impaired individuals to conduct daily tasks efficiently. The device uses computer vision and robotics technology to convert images into audio information, allowing users to navigate and interact with their environment.
Most distant object in solar system discovered
Astronomers at Yale University have discovered the most distant object in our solar system, Sedna, which is approximately 10 billion miles away from the sun. Sedna's orbit ranges from seven to 100 billion miles from the sun and its characteristics are consistent with it residing in the Oort cloud.
INEEL researchers develop medical imagery breakthrough
The Change Detection System (CDS) technology developed by INEEL researchers uses computer analysis and human reflex to highlight subtle differences between digital images. This breakthrough technology has potential applications in various fields, including medicine, security, forensics, and field research.
Hubble tracks down a galaxy cluster's dark matter
The team reconstructed a mass map of the galaxy cluster using NASA/ESA Hubble Space Telescope data, tracing dark matter's distribution with respect to galaxies. The study reveals that dark matter clumps together in certain regions, supporting the idea that clusters assemble through the merger of smaller groups.
Odyssey thermal data reveals a changing Mars
Researchers have discovered kilometer-wide stretches of bare bedrock, exposing strong environmental forces that scour the surface. The data also reveals common accumulations of loose rock on martian hillsides, indicating recent weathering processes. These findings suggest a dynamic Mars with active geological features.
UCSD wins $600k anti-terrorism award
The University of California, San Diego (UCSD) has received a $600,000 grant from the Technical Support Working Group (TSWG) to develop advanced video surveillance systems for public safety. The project aims to improve the ability to detect and track potential terrorists using 'smart' cameras that can adapt to various lighting conditions.
Vera Kettnaker receives NSF CAREER Award
Vera Kettnaker's proposed system analyzes an elderly person's movement patterns to detect potential problems and summon help automatically. The system would be integrated with ceiling-mounted cameras and data-processing equipment to provide a safe and private living environment for seniors.
Capsule with microscopic camera provides better look
A new study by Dr. Sandor Joffe found that wireless capsule endoscopy was more effective than a small bowel series in finding the cause of patient symptoms, including vascular malformations and bleeding. However, the procedure has some downsides, including long wear time for data receiver.
Office of Naval Research's Silver Fox deployed to aid Marine corps
The Office of Naval Research's Silver Fox UAV is a small tactical UAV equipped with state-of-the-art camera technology and GPS navigation, providing battle-ready Marines with real-time intelligence on enemy positions. With its compact size and long flight endurance, Silver Fox enables the Marine corps to cover large areas of territory ...
Carnegie Mellon University receives NASA award to develop probes to detect life on Mars
Researchers will create fluorescent dyes to bind to DNA, lipids, carbohydrates, and proteins in Martian soil to detect life forms. The system aims to be versatile enough to couple with different types of rovers used in planetary expeditions.
Wildlife researcher captures jaguars with camera
Marcella Kelly uses infrared remotely triggered cameras to photograph jaguars in Belize's Chiquibul Forest Reserve. Her research estimates the presence of at least eight jaguars per 100 square miles, highlighting the species' endangered status due to habitat destruction and illegal hunting.
Metal baseball bats outperformed wooden bats in Brown study
Researchers found metal bats produced faster batted ball speeds due to faster swing speeds and elastic properties. The study's findings contribute to ongoing discussions about the potential health risks of metal bats and may influence future regulations.
Software-driven, 360-degree surveillance system ready for use at potential terror targets
The GuardianWATCH system, developed by Lehigh University professor Terry Boult, offers several critical advantages over traditional surveillance systems. It provides real-time video footage of intruders' movements and alerts security personnel to track the situation instantly.
DNA’s oscillating double helix hinders electrical conduction
Research reveals DNA's chaotic movements limit its electrical conductivity, making it challenging for scientists to develop new molecular microelectronics. A fixed double-helix structure would improve DNA's ability to initiate reactions through charge transfer.
Fulbright grant for upper atmosphere work in Greece
Kelley, a Cornell professor, has been capturing images of the Earth's upper atmosphere over Greece as part of a Fulbright program research project. He aims to find clear evidence for waves traveling through atmospheric layers and their effect on radar.
Sensing tanks, as well as cancer
A newly developed 200-channel hyperspectral remote sensing capability has shown astounding results in improving breast cancer diagnosis accuracy. The algorithm, invented by ONR scientists Dr. Harold Szu and James Buss, uses a brain-like approach to analyze thermal heat distribution and detect early-stage ductal carcinoma in situ.
Stealthy new deep-sea camera system may find new deep-sea creatures
Dr. Edie Widder's new deep-sea camera system, 'Eye in the Sea', will be deployed in Monterey Canyon off California to capture bioluminescent flashes and take digital images. The system uses stealth technology to avoid scaring away deep-sea creatures.
New scanner holds promise of better breast cancer detection
The new high-resolution breast-specific gamma camera has been shown to detect more breast cancers than standard gamma cameras, with a sensitivity increase of 20% in lesions <1cm. The study used 50 women with 58 lesions and found that the new scanner detected 3 additional lesions not visible on mammography.
SourceSociety of Nuclear Medicine and Molecular Imaging·JournalJournal of Nuclear Medicine·DateJul 3, 2002
Discovery of three faint companions of bright stars
Astronomers at Penn State have discovered three faint dwarf stars orbiting nearby bright stars, marking a new era in imaging faint objects. The discovery uses an infrared camera with a specially shaped pupil mask, allowing for improved contrast and revealing the dim companions.
Science or spin? Expedition to Peru will analyze how the 'Lost City of the Incas' was first depicted
Roger Balm examines the extent to which original pictures of Machu Picchu were framed to fit popular ideas about lost worlds rather than provide scientific documentation. He revisits an explorer's first photo-shoot at Machu Picchu using the same camera and film as the original 1911 expedition.
X-ray camera images fuel injection in action
Researchers at Cornell University have developed a novel X-ray camera capable of capturing microsecond images of events hidden to optical cameras. The camera successfully imaged shock waves generated by high-pressure fuel sprays, providing new insights into the distribution and atomization of diesel fuel.
New instrument package to expand space telescope’s vision
The new ACS instrument will provide two times the observational area, resolution, and sensitivity as existing instruments, allowing astronomers to capture more objects in detail at a faster rate. This will enable research to probe deeper into the universe, potentially revealing direct images of planets in nearby solar systems.
Comet-chasing spacecraft nears completion at APL
The CONTOUR spacecraft, launched on July 1, 2002, will capture high-resolution photos of a comet's nucleus and analyze its composition. With a unique dust shield designed to protect it from comet particles, the spacecraft aims to provide insights into comets' origins and evolution.
U. of Colorado buys into 3.5 meter telescope consortium in southeastern New Mexico
CU-Boulder joins a powerful 3.5-meter telescope consortium in southeastern New Mexico, providing the department with its first facility for ground-based observational astronomy. The university has invested $330,000 of its own money and secured private funding to participate in the consortium.
Sandia software makes bomb ’bots smarter
The SMART software automates many of a robot's movements while retaining operator control, making police robots quicker and safer. It enables the rapid assembly of off-the-shelf equipment into a working system, overcoming obstacles to system stability in unstructured environments.
Yale astronomers discover remains of ancient galaxies in the Milky Way
Yale astronomers have discovered that the area around the Milky Way contains remains of small galaxies torn apart by gravity, contradicting previous smooth distribution theories. The study found approximately 150 RR Lyrae variables with proper periods and light variations in a previously surveyed region.
New technology could double film speed, improve photo quality in any camera
Researchers developed a new film that doubles its sensitivity to light without sacrificing picture quality. This technology enables higher-quality photos in low-light conditions and clearer enlargements.
Yale researcher identifies stars that give clues to the milky way
A Yale researcher has discovered up to 70 new and very distant RR Lyrae stars in the Milky Way that can provide valuable clues about the galaxy's history and composition. The stars are thought to be among the oldest in the galaxy, with ages of over 12 billion years.
Surface of Mars as never seen before
The Mars Descent Imager will capture a series of about 20 images of the Martian surface, from 4 miles to 30 feet altitude, using a 'nesting' technique to create a complete scale of pictures. The high-resolution images will aid in studying the layers of ice and dust covering the polar region.
Palomar camera gets sharper Neptune images
Cornell researchers use the Palomar High Angular Resolution Observer (PHARO) camera to take near-infrared images of Neptune, revealing a massive cloud and numerous smaller clouds. The camera's high spatial resolution allows for detailed analysis of the planet's clouds and atmospheric circulation.
Lensless camera captures three-dimensional images
The new camera system uses beam splitters and folding mirrors to capture sequence of snapshots as an object is rotated in front of the aperture. The images are then processed to form a 3D representation of the object, which can be displayed on a computer screen or in a virtual reality environment.
ROSAT Guest Observer Programme Terminated
The ROSAT Guest Observer Programme was terminated after eight years of successful operations due to irreversible damage to the High Resolution Imager (HRI) caused by an accident on September 20, 1998. The final observation campaign is planned for December, with a focus on observing important astrophysical objects.
'Snowball Comets' Are Just Camera Noise, Berkeley Researchers Say After Analyzing Dark Pixels In Iowa Data
Researchers at Berkeley's Space Sciences Laboratory have concluded that atmospheric holes in satellite imagery are caused by instrument noise, not small comets. The study analyzes raw data from the Polar spacecraft and shows that dark pixel clusters are consistent with instrumental noise.
Emerging Technology Used To Detect Cancer And Infections
Researchers at the University of Michigan found that dedicated PET scanners are significantly more accurate than dual-head coincidence cameras in detecting cancer. They also showed that PET can diagnose infections in just an hour or less, compared to days with conventional tests.
Cornell To Build NASA Airborne Infrared Camera
FORCAST, a new infrared camera, will be built at Cornell to image the universe in the infrared spectrum and study stars' neonatal environments. The instrument will fly aboard NASA's Stratospheric Observatory for Infrared Astronomy (SOFIA) and make observations that are impossible for ground-based telescopes.
Robotics, The Next Frontier In Operations, Heart Surgery
Researchers are testing a robotic port-access technique to assist in bypass surgery, aiming to reduce scarring and hospital stays. The technique uses miniature instruments inserted through small incisions, allowing for precise movements and real-time monitoring.
Yale Sonar Robot Modeled After Bat And Dolphin Echolocation Behavior
A Yale University robot is modeled after bat and dolphin echolocation behavior, exploiting sensor mobility and rotating ears to pinpoint objects. The robot can detect and identify various objects, such as coins and ball bearings, with high accuracy and ease.
Powerful X-Ray Camera Ready to View Universe in a Different Light
The ACIS camera will record the energy of each X-ray detected from high-energy objects as unique charge, converting it into a signal to detect different elements. It has very high angular resolution and spectral resolution, allowing scientists to see individual stars for the first time in crowded regions.
360-Degree Videocam Developed At Columbia
Researchers at Columbia University have developed a 360-degree videocamera called Omnicam, which can capture hemispheric views and display them in linear perspective on screens. The technology has various applications, including surveillance, teleconferencing, and robotic vision.