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Science News Archive October 2008


Page 13 of 24

MIT finds young planets stay hotter longer

A new MIT study suggests that young, hot planets like Earth could stay hotter for millions of years, making them detectable by current telescopes. This extended molten surface would increase the brightness of the planet in infrared light, reducing the contrast with its star and allowing for easier detection.

Sensitive laser instrument could aid search for life on Mars

A new study shows that a sensitive laser instrument developed at the Idaho National Laboratory can detect minuscule traces of cells in Martian minerals. The technique uses a 'point-and-shoot' laser method to preserve more of the rock and reduce contamination risk, with high sensitivity crucial for NASA's search for life on Mars.

SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

EMBO honors 59 leading life scientists

EMBO has honored 59 leading life scientists from Europe and around the world with membership, including eight Associate Members. This recognition highlights the significant contributions of these researchers to the field of molecular life sciences.

Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Study links nicotine with breast cancer growth and spread

A study published in Cancer Research found that nicotine can promote breast tumor growth and metastasis by binding to nicotinic receptors on mammary cells. The researchers also discovered that nicotine potentiates tumorigenesis when combined with other factors.

Turtle doves commit adultery

Researchers discovered a hybrid dove species in Uganda with genes from both parental species, showing functional reproduction. The hybrids' coos are effective in attracting females and defending territories, suggesting they may continue to survive and multiply.

NASA to Web cast IBEX spacecraft launch on Pegasus rocket Oct. 19

The IBEX spacecraft will conduct high-altitude orbits to investigate and capture images of the interstellar boundary, a region where the solar system meets interstellar space. The two-year mission will provide insights into the dynamic interactions between the hot solar wind and cold expanse of space.

Disease leads to vision loss more often in men

A new study published in Neurology reveals that men with idiopathic intracranial hypertension are two times more likely to experience severe vision problems than women. The research suggests that men with this condition should have closer monitoring of their eyesight and potentially more aggressive treatment when vision loss is detected.

'Fishapod' reveals origins of head and neck structures of first land animals

Researchers reveal Tiktaalik roseae's internal head skeleton, showing key intermediate steps in the transformation of the skull that accompanied the shift to life on land. The study demonstrates that the gradual transition from aquatic to terrestrial lifestyles required significant changes in the head and neck structures.

Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

New therapy for heart failure

Researchers have created a new therapy for preventing heart failure by developing a highly selective drug that blocks the production of aldosterone. The compounds were synthesized and tested in cell cultures and rat models, showing promising results.

School voucher adoption affected by political decision-making

A comparative study reveals that school vouchers were more easily adopted in Sweden due to its efficient parliamentary coalition system, whereas the US federal government's divided power hindered adoption. The study shows how political institutions impact policy-making in education reform.

Genetic 'fingerprint' shown to predict liver cancer's return

Researchers have identified a genetic signature in normal tissue surrounding liver tumors that can help predict patient recurrence. This finding has the potential to unlock biological information in millions of clinical samples previously inaccessible to genomic study.

$2 egg-beater could save lives in developing countries

A low-cost egg-beater-based centrifuge can separate plasma from blood in minutes, used to detect deadly infectious diseases common in developing countries. The device requires no training or electricity and can be sterilized with boiling water.

DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

Revealing the evolutionary history of threatened sea turtles

A recent study by American Museum of Natural History scientists clarifies the evolutionary relationships among seven sea turtle species. The researchers found that specialized diets arose independently in three distinct groups of sea turtles, with flatback and green turtles being closely related despite their differing diets.

Europe's first virtual brain imaging lab offers hope for stroke sufferers

The SINAPSE project brings together six Scottish universities to advance research into conditions like strokes, Alzheimer's disease, and schizophrenia. The collaboration will enable the sharing of state-of-the-art technology to film brain workings, leading to new discoveries for treating brain conditions.

AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Governments urged to fight global child killer

A new report highlights the urgent need to tackle pneumococcal disease, a leading cause of death among children under five. The UK All-Party Parliamentary Group recommends increasing vaccine availability and healthcare system strengthening in developing countries to reduce child mortality rates.

CSIRO to help provide 'live' video of Mars mission

CSIRO research scientist Dr John Bunton is to receive a NASA Space Act Board Award for his work on a novel 'beamformer' capable of providing a live video link from Mars. His design involves dividing video signal data into narrow channels and summing the data from all 400 antennas to reconstruct a broadband signal.

Deal or no deal? The role of emotions in negotiating offers

A study published in Psychological Science found that people who rely on their emotions during negotiations tend to make simpler and cleaner offers, but still achieve good outcomes. This suggests that emotional decision making may be both simpler and more lucrative than traditional calculation-based approaches.

Origin of Alps-size Antarctic mountain range unknown

A U.S.-led team of scientists will use advanced radar and seismic tools to explore the Gamburtsev Mountain range in Antarctica. They hope to determine how this massive mountain range formed, defying geological understanding, and whether it played a role in shaping the East Antarctic Ice Sheet.

GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Traumatic aortic injury -- New England Journal of Medicine review

The minimally invasive endograft procedure enables doctors to fix the artery without making an incision, reducing blood loss and recovery time. This innovative approach has evolved treatment options for blunt aortic injury, stabilizing the injured artery and offering a life-saving option for patients with multiple traumatic injuries.

Einstein's relativity survives neutrino test

Physicists tested Einstein's prediction that matter and massless particles would behave the same under different conditions. The experiment, led by Indiana University astrophysicist Stuart Mufson, found no evidence of a violation of Lorentz invariance, confirming relativity's validity.

Missing person

A new computer program, developed by Krisztian Balog, uses digital trails to quickly and accurately identify missing persons within companies and organizations. The program combines generative language models with learning algorithms to recognize people and organizations in texts.

Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

21st century detective work reveals how ancient rock got off to a hot start

Scientists have solved the debate about the origin of a 3 billion-year-old rock fragment using a new X-ray technique, revealing it formed in the Earth's mantle at high temperatures. This discovery provides clues about the Earth's early history and internal processes, opening up new avenues for research on the planet's evolution.

Model against unnecessary use of antibiotics

A Bayesian network model developed by Stefan Visscher distinguishes between patients with and without ventilator-associated pneumonia, predicting the probability of pneumonia, causative bacteria, and optimal antibiotics. The model uses electronic patient file data to enhance reliability and supports ICU physicians in making decisions.

Brain-nourishing molecule may predict schizophrenia relapse

Researchers found that brain-derived neurotrophic factor (BDNF) levels can indicate impending relapse in schizophrenia patients. BDNF levels may drop even before symptoms worsen, suggesting a potential biomarker for early intervention and treatment adjustment.

Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Estimate soil texture-by-feel

Estimating soil texture-by-feel is an important skill that impacts land-use decisions and various soil properties. The technique allows researchers to provide quick, reliable estimates of soil texture in the field.

Facial expressions say more than 1,000 words

A study by Barkhuysen found that auditory and visual cues together are more effective than separate messages in conveying meaning. Facial expressions also play a crucial role in communication, as seen in the case of Margaret Thatcher who gave subtle signals when finishing speaking to avoid interruptions.

New study reveals details of evolutionary transition from fish to land animals

A new study published in Nature sheds light on the complex changes that occurred during the transition from aquatic to terrestrial lifestyles, including the evolution of limbs and internal head skeleton. The research reveals that Tiktaalik roseae, a transitional fossil, exhibits features of both fish-like and tetrapod characteristics.

CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

2 ears struck off: 12 marks

The study delves into the Old Frisian compensation tariffs, which linked financial compensation to injuries and insults, preventing blood feuds. Nijdam's research reveals a unique body-centred model of honor that emphasizes the interconnectedness of the human body and surroundings.

Genetic analysis predicts whether liver cancer likely to recur

Researchers used a new technique to study gene expression in stored liver tissue samples, identifying a tell-tale genetic profile that indicates likelihood of recurrence. The analysis revealed a characteristic gene expression signature in 186 genes that reliably correlated with high tumor recurrence rates.

Gene screen to identify causes of autism

Researchers used a new genetic screening method, MLPA, on children with autism spectrum disorders to identify known genetic causes of cognitive impairment. The study found efficient identification of well-known genetic disorders and novel genetic changes contributing to ASDs, such as microduplications in chromosomes 15 and 22.

Paperwork: Buckypapers clarify electrical, optical behavior of nanotubes

Scientists at NIST made precise measurements of nanotube concentrations for transparent conducting sheets, revealing the importance of uniform length for high-performance films. The study validated one theory, showing that longer nanotubes become electrically conducting at lower concentrations.

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Global warming threatens Australia's iconic kangaroos

A new study predicts that a two-degree temperature increase could shrink kangaroo populations by 48% and lead to their possible extinction in northern Australia. Climate change is likely to affect habitats, particularly water availability, making it harder for kangaroos to adapt.

More effective treatment identified for common childhood vision disorder

A new study found that office-based vision therapy by a trained therapist, along with at-home reinforcement, is more effective in treating convergence insufficiency (CI) in children than traditional home-based therapy. The treatment resulted in reduced symptoms and improved vision in nearly 75% of participants.

Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

2 Alexander von Humboldt professorships go to LMU Munich

LMU Munich has awarded two Alexander von Humboldt professorships to international scientists Ulrike Gaul and Georgi Dvali, both experts in systems biology and cosmological particle research. The awards bring significant funding and attract top talent to the institution.

Another bailout? Government pension insurer could be next, expert says

The Pension Benefit Guaranty Corp., which insures pensions of 44 million American workers and retirees, is facing a $14 billion shortfall that could soar as the economy shutters more businesses. Expert Jeffrey R. Brown predicts a government fix similar to the recent Wall Street bailout as the likely solution.

Scientists discover quantum mechanical 'hurricanes' form spontaneously

Researchers at the University of Arizona and University of Queensland create a new form of matter called a Bose-Einstein condensate, which can spontaneously spin up into rotating vortices resembling microscopic quantum mechanical hurricanes. This phenomenon occurs when atoms in the gas cool to near absolute zero.

Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Introducing a new generation of inventors

The Lemelson-MIT InvenTeam initiative awards grants to 16 US high schools for inventive projects, fostering STEM skills and encouraging real-world problem-solving. This year's projects include alternative energy solutions, assistive technologies, and innovative agricultural systems.

GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

Scientists close in on method to fight deadly childhood cancer

Researchers at the University of Florida have discovered a way to short-circuit genetic processes that contribute to neuroblastomas. By targeting the ALK gene, they found that certain mutations can be sensitive to a small molecule inhibitor, potentially leading to new drug treatments.

Earliest known human TB found in 9,000-year-old skeletons

The discovery of ancient DNA in 9,000-year-old bones found off the coast of Israel reveals that human tuberculosis is 3,000 years older than previously thought. The study confirms that the human strain of TB evolved before bovine TB and sheds light on its evolution over time.