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Earth Sciences

NASA Satellite Monitors Hurricane Earl’s Weakening Impact

Having felt the effects of both increasing wind shear and cooler waters, Hurricane Earl weakened to a Category 2 storm on the Saffir-Simpson scale with winds…

Life & Chemistry

New Catalyst Insights Could Unlock Origins of Life

In a paper appearing in the current issue of The Biological Bulletin, scientists propose that a third type of catalyst could have jumpstarted metabolism and…

Studies and Analyses

Preventive Mastectomies: A Study on Long-Term Benefits for Women

A long-term study of women with a genetic predisposition for breast or ovarian cancer showed that those who elected major preventive surgeries had a…

Environmental Conservation

Death of the “Doughnut”: How Quaggas Are Casting a Pall on the Lake Michigan Fishery

No one knew about the doughnut in southern Lake Michigan, much less the mollusk, until Michigan Technological University biologist W. Charles Kerfoot and his…

Health & Medicine

'Jailbreak' bacteria can trigger heart disease

Professor Howard Jenkinson, from the University of Bristol explains how oral bacteria can wreak havoc if they are not kept in check by regular brushing and…

Life & Chemistry

Backstabbing Bacteria: New Hope for Antibiotic Resistance

The selfish behaviour of these uncooperative bacteria could be exploited to treat antibiotic-resistant infections, according to research being presented at the…

Life & Chemistry

Bacteria’s Role in Unpredictable Food Poisoning Explained

Professor Colin Hill who is presenting his work at the Society for General Microbiology's autumn meeting in Nottingham today describes how bacteria use…

Life & Chemistry

Bee Pollination Decline Linked to Climate Change Impact

“Bee numbers may have declined at our research site, but we suspect that a climate-driven mismatch between the times when flowers open and when bees emerge…

Life & Chemistry

MIT Develops Self-Repairing Photovoltaic Technology

Plants are good at doing what scientists and engineers have been struggling to do for decades: converting sunlight into stored energy, and doing so reliably…

Physics & Astronomy

'Slow light' on a chip holds promise for optical communications

The ability to control light pulses on an integrated chip-based platform is a major step toward the realization of all-optical quantum communication networks,…

Life & Chemistry

DNA Fingerprinting Pioneer Reveals Key Catalyst for Diversity

One of the key drivers of human evolution and diversity, accounting for changes that occur between different generations of people, is explained by new…

Life & Chemistry

Neonatal Care Units: Essential Support for High-Risk Infants

“During chemotherapy or radiation therapy that kills cancer cells by inducing significant DNA damage in their genomes, one of the main side effects for human…

Studies and Analyses

Union Jobs Decline: UCLA Study Reveals Shifting Trends

Following an uptick last year, unionization rates fell between July 1, 2009, and June 30, 2010, by just more than half a percentage point in California and by…

Life & Chemistry

Induced Pluripotent Stem Cells Retain in Inactivate X Chromosome

The finding could have implications for studying X chromosome-linked diseases such as Rett syndrome, caused by mutations in a gene located on the X chromosome.The findings differ from those seen in mouse skin cells that are reprogrammed into iPS cells, in which the inactive X chromosome reactivates, said Kathrin Plath, senior author of the study and a scientist with the Eli and Edythe Broad Center of Regenerative Medicine and Stem Cell Research at UCLA….

Life & Chemistry

Chemists Discover Method to Create High-Value Chemicals from Biomass

Walter Trahanovsky, an Iowa State professor of chemistry who likes to write out the chemical structures of compounds when he talks about his science, was…

Life & Chemistry

Low Grades in Adolescence Linked to Dopamine Genes

The research sheds new light on the genetic components of academic performance during middle and high school, and on the interplay of specific genes and…

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