Jim Reichman has received the Distinguished Service Citation from the Ecological Society of America for his long service to ESA and scientific community. He is also a recipient of the C. Hart Merriam Award of the American Society of Mammalogists, recognizing his contributions to mammalogy and environmental science.
A 125-mile-wide crater off Australia's coast has been linked to the Great Dying, a period when 90% of marine life and 80% of land life became extinct. Researchers found evidence of shock quartz and melt layers in ancient cores drilled by oil companies, matching the timeline of the end-Permian era.
Phytoplankton in the Sargasso Sea produce organic sulfur compounds as a defense mechanism against UV radiation, leading to increased cloudiness and mitigating global warming effects. The discovery provides new insights into the DMS-climate feedback hypothesis.
The LASOR team aims to revolutionize optical integration density and develop new technologies to advance optical router capacity beyond 100 Terabits per second. The project will utilize tunable all-optical wavelength converters to direct packets through the router using light itself.
Researchers at UCSB are studying cinnamon's effects on mice with diabetes, finding a compound that has insulin-like activity and may help alleviate the condition. The study aims to explore the potential of cinnamon as a natural treatment for type II diabetes, which affects over 170 million people worldwide.
Researchers have discovered a way to harness biomolecular mechanisms in marine sponges to produce semiconductors and photovoltaic materials. The discovery represents a low-temperature, environmentally friendly route to nanostructural fabrication of valuable materials.
A four-year study reveals that Himalayan erosion rates are uniform across wet and dry regions, contrary to expectations. The Indian Ocean's monsoon rains create a striking difference in precipitation between the north and south, yet erosion rates remain relatively constant.
A research team led by Luann Becker found evidence of a large impact at the end-Permian boundary in Antarctica, suggesting it triggered the Great Dying, a time of mass extinctions. The team discovered shocked quartz, metallic grains, and breccia layers with similar characteristics to other mass extinction sites.
A new method has been developed to study protein folding, allowing scientists to visualize the process at a single molecule level. The technique uses fluorescent dyes and FRET to measure the efficiency of energy transfer between amino acids, providing valuable insights into protein structure and function.
A new study using sediment cores from the Cariaco Basin reveals three large, rapid shifts of 5-7 degrees Fahrenheit in tropical temperatures on time scales of a century or less. These changes were synchronous with warming and climate changes recorded in Greenland ice cores.
Researchers at UCSB have identified a cell survival gene, ICD-1, that prevents normal cells from committing suicide. The discovery may lead to new treatments for degenerative diseases such as ALS, stroke, heart disease, autoimmune disorders, and cancer.
A recent study reveals a long-term decline of coral reef ecosystems globally, dating back to before 1900, with declines in large animals and architectural species. Overfishing is identified as the primary driver of this decline, with synergistic effects from land-derived pollution in some areas.
Researchers found that the polychaete worm's jaws are hardened by zinc due to its high concentration towards the tip. The study reveals a new paradigm in nature and sparks ideas for materials science, potentially leading to lighter tires and protective coatings.
UCSB scientists propose a new model for neuronal cell death in Alzheimer's disease, suggesting tau dysfunction leads to abnormal microtubule dynamics. This new theory has important implications for developing effective drugs to treat the disease.
Researchers at UCSB have created an electronic detector for DNA that can identify specific types of genetic material without the need for reagents or lengthy processing times. This breakthrough aims to simplify diagnostic tests for diseases such as strep throat, potentially leading to faster and more accurate diagnoses.
Bruce Lipshutz's patented method uses transition metal catalysts to produce CoQ10 efficiently, targeting cancer, Parkinson's, and Huntington's diseases. The process reduces costs by using inexpensive ingredients and minimizing production steps.
Researchers at UCSB discovered a connection between Alzheimer's disease and age-related macular degeneration, both linked to the presence of inflammatory plaques. The study suggests that a toxic protein called amyloid beta may be the underlying culprit, stimulating an inflammation process that contributes to vision loss.
Professor Phil Gans predicts that volcanic eruptions in Costa Rica are 'inevitable' and could lead to devastating pyroclastic flows. He studied volcanic rocks and found evidence of subduction-related volcanism dating back 24 million years, with major eruptions occurring every few thousand years.
The new study modeled earthquakes using computer simulations, finding that sections of the fault with increased material strength can focus energy to an unexpected degree. This results in intense bursts of seismic waves posing significant hazards to nearby structures.
Researchers at UC Santa Barbara have developed new tools to study the near-shore environment, including remote sensing and genetic analysis. By analyzing chemical signals in growing skeletons and genetic differences among populations, scientists can track the movement of marine animals and understand barriers to dispersal.
Research finds that invasive animals typically have fewer parasites in new habitats, allowing them to dominate native populations. This advantage is attributed to the lack of matched parasites, enabling introduced species to outcompete less fit native species.
Researchers from UCSB and OSU have identified SAR 11 bacterioplankton, comprising up to 50% of the surface microbial community, using fluorescence in situ hybridization. This discovery opens up new avenues for understanding the role of microbes in natural systems and their impact on the ocean's ecosystem.
A comparative study of plants and birds on oceanic islands found that invasive species outnumber native species, causing extinctions but increasing overall diversity. The total number of land bird species has remained relatively unchanged despite the loss of native species.
Researchers found that temperature and tidal patterns vary significantly across 14 sites spanning 14 degrees of latitude along the West Coast. The study suggests that climate change may have a different impact on coastal animals depending on their geographical location.
A five-year initiative led by Partnership for Biodiversity Informatics will enhance researchers' global access to data and information. The project aims to locate relevant data sets, utilize distributed computational services, and exercise new analysis methods.
Researchers found that native plants outcompete exotic species when provided with seeds, but their low seed availability is likely due to historical grazing and drought. This discovery suggests that providing seeds may be enough to restore native species in many areas.
A new study reveals that plant extinction rates are significantly higher than previously thought, with California playing a significant role. The researchers used data on native plant species in California to find that contiguous human development can lead to the loss of entire species.
Researchers at UC Santa Barbara study spider dragline silk's mechanical properties, revealing its elastic and strong nature. The protein unfolds into a modular structure with sacrificial bonds that reform under load, making it a promising material for bulletproof vests, armor, and tethers.
Researchers used a large database of ecological information to analyze over 100 animal populations in the wild. They found that generalist feeding organisms exhibit short cycle periods, typically four times as long as an animal's lifespan, while those that feed on one species have longer cycles.
Researchers found that insects on the same plant were more likely to mate with each other than those on different plants, suggesting habitat plays a crucial role in speciation. The study provides evidence of host-plant adaptation driving reproductive isolation and repeated divergence in this species.
A study using satellite ocean color data has shed light on the spring bloom of phytoplankton in the North Atlantic, a critical factor in the carbon cycle and global warming. The research found that simple models can accurately predict the timing of the bloom, with plankton animals and bacteria playing a key role in its duration.
The Kavli gift will enhance program flexibility and accommodate more scientists due to the institute's growing popularity. UCSB Chancellor Henry Yang praises the gift, calling it a 'lasting impact' on the scientific community.
Researchers found that collagen in bone contains sacrificial bonds that rupture when stretched and reform when healed, allowing bones to recover quickly. The study suggests these bonds may contribute to the toughness of bone and could have implications for human health and technology.
The UCSB researchers have developed a cross-protective Salmonella vaccine using the DNA adenine methylase technology, which is also being explored for use in other bacterial and viral pathogens. This breakthrough offers significant potential for combating biowarfare agents and could render current vaccines obsolete.
The total number of living species is uncertain due to uneven taxonomic coverage and statistical barriers. Alroy estimates that one in five currently used species names may be invalid, posing a critical issue for species at risk of extinction.
Geologist Edward Keller has discovered a lost island, Isla Calafia, submerged for over 13,000 years under the Santa Barbara channel. The island, 31 miles long and three miles wide, rises about 660 feet from the bottom of the channel and is bordered by two major earthquake faults.
A recent study by UC Santa Barbara scientists found that sexual reproduction outperforms asexual reproduction in terms of progressive evolution and genetic diversity. This is because sexual reproduction allows for greater genetic variation and mixing, which accelerates the accumulation of beneficial mutations.
A gene similar to the human cancer-suppressing gene has been identified in a nematode worm, which protects against cancer-causing agents and extends life span under stress conditions. The discovery may lead to novel anti-cancer drugs and a better understanding of human longevity.
A new study reveals the Tibetan Plateau is approximately 13.5 million years old and has reached its maximum average height of 5 kilometers. The plateau's formation is attributed to the collision between two tectonic plates, resulting in a flat-topped spreading plateau.
Researchers analyzed ancient coral cores to study climate patterns and found that El Niño was weaker during ice ages, while warm periods saw stronger events. The findings suggest global warming may be responsible for recent intense El Niño events, but more research is needed.
Researchers have isolated nucleic-acid base pairs and observed their pairing mechanism, shedding light on the structure of DNA. By studying individual base molecules in a controlled environment, they found that there is only one way for them to bond, similar to the connection between Lego building blocks.
Researchers have developed a method to directly observe three-dimensional nanostructured glass, which has the potential to solve macro-level problems in technology and the environment. The material can be used for various applications such as optical fibers, coatings for computer chips and sensors for detecting biotoxins.
A new field of ecology explores how humans influence urban ecosystems, raising questions about accountability and stewardship. Cities are increasingly recognized as significant ecological systems with diverse conditions, energy-intensive operations, and a substantial ecological footprint.
The study will analyze marine life around eight oil platforms in the Santa Barbara channel, focusing on species with desired natural products. The research aims to determine the distribution, abundance, and genetic similarities of these organisms, as well as their potential for harvesting sustainably.
Scientists have found that the tropical Pacific Ocean played a key role in driving past ice ages, cooling by at least 3 degrees Celsius during each of the last five ice ages. This discovery challenges the long-held theory that high latitude and North Atlantic processes were the primary drivers of climate change.
Researchers observed a bright X-ray flare from a brown dwarf, LP 944-20, which lasted nearly two hours and had an energy comparable to small solar flares. The flare's origin is believed to be in twisted magnetic fields beneath the surface of the brown dwarf, providing strong hints about the existence of turbulent magnetized hot material.
Researchers analyze three whale species to assess their recovery status and develop novel approaches to understanding decline. The study highlights the difficulties in determining when a population has recovered, emphasizing the need for data-driven conservation policy.
The Fender's blue butterfly requires specific nectar and host plants to complete its reproductive cycle. A new study by University of California, Santa Barbara researcher Cheryl B. Schultz found that the species needs approximately 20 milligrams of wild flower nectar per square meter to support its population.
Researchers at the University of California, Santa Barbara, have made a groundbreaking discovery about how marine bacteria acquire iron from seawater. The marinobactin and aquachelin siderophores, produced by these bacteria, exhibit a unique ability to bind to iron and form vesicles, raising questions about their physiological role.
The XMM-Newton satellite is now operational, sending home images of celestial objects and observing bright binary stars, pulsars, and cataclysmic variables. It will study massive black holes and exotic stars, mapping the cosmos to greater distances.