Latest science news in Biology & Nature

Sandia work shows anthrax letters contained non-weaponized pathogen

10 years ago from Science Blog

They have worked for almost seven years in secret. Most people did not know that the work in Ray Goehner’s materials characterization department at Sandia National Laboratories was contributing important...

Life Isn't 2-D, So Why Should Our Encyclopedias Be?

10 years ago from Science Daily

Biologists and biochemists are now able to access 3-D images of biomacromolecules underlying biological functions and disease. Rather than relying on text to provide the understanding of biomacromolecule structures, a...

Anti-tumor Effects Are Enhanced By Inhibiting Two Pathways Rather Than One

10 years ago from Science Daily

Two independent research groups have found that simultaneous inhibition of two signaling pathways -- mTOR and MAPK signaling pathways -- results in substantially enhanced antitumor effects when compared with inhibition...

Fish Tale Has DNA Hook: Students Find Bad Labels

10 years ago from NY Times Science

With new tests, students found that restaurants and markets often misidentified fish, sometimes as more expensive species.

10 Polar Bears Are Seen Swimming in Open Water

10 years ago from NY Times Science

Two federal officials confirmed that an unusually large number of polar bears were seen off the northern coast of Alaska recently.

Stem cells 'created from teeth'

10 years ago from BBC News: Science & Nature

Japanese scientists say they have created human stem cells from tissue taken from discarded wisdom teeth.

Elephant legs are much bendier than Shakespeare thought

10 years ago from Biology News Net

Throughout history, elephants have been thought of as 'different'. Shakespeare, and even Aristotle, described them as walking on inflexible column-like legs. And this myth persists even today. Which made John...

Malaria researchers identify new mosquito virus

10 years ago from Biology News Net

Anopheles gambiae mosquito infected with GFP-expressing AgDNV. Researchers at the Johns Hopkins Bloomberg School of Public Health's Malaria Research Institute have identified a previously unknown virus that is infectious to...

Even Seaweeds Get Sunburned

10 years ago from Science Daily

It is red, it burns and itches: a sunburn on our skin. However, too much sun is not only bad for humans. Many plants react sensitively to an increased dose...

Munich researchers discover key allergy gene

10 years ago from Physorg

Together with colleagues from the Department of Dermatology and Allergy and the Center for Allergy and Environment of the Technische Universität München, scientists at the Helmholtz Zentrum München have pinpointed...

Study: A bad joke might endanger the teller

10 years ago from AP Science

MOSCOW, Idaho (AP) -- There's a reason comedians call it "dying on stage."...

Face transplant 'double success'

10 years ago from BBC News: Science & Nature

Successful results from face transplants will speed progress towards more operations, say experts.

Relearning process not always a 'free lunch'

10 years ago from Physorg

Researchers at Sheffield University and the University of St. Andrews, United Kingdom, have helped determine why relearning a few pieces of information may or may not easily cause a recollection...

Pinpointing Alzheimer's Structures

10 years ago from Science Daily

MIT engineers report a new approach to identifying protein structures key to Alzheimer's disease, an important step toward the development of new drugs that could prevent such structures from forming.

Manes, Trains And Antlers Explained: How Showy Male Traits Evolved

10 years ago from Science Daily

For Charles Darwin, the problem of the peacock's tail, in light of his theory of natural selection, was vexing in the extreme. A team of Wisconsin scientists has turned from...

Genes That Cause Hereditary Disease PCH Discovered

10 years ago from Science Daily

Scientists from Cologne and Amsterdam have discovered the mutations in humans that cause the hereditary disease ponto cerebellar hypoplasia (PCH), types 2 and 4.

Accumulated Bits Of A Cell's Own DNA Can Trigger Autoimmune Disease

10 years ago from Science Daily

A security system wired within every cell to detect the presence of rogue viral DNA can sometimes go awry, triggering an autoimmune response to single-stranded bits of the cell's own...

Lettuce, spinach can be zapped with radiation to kill germs: U.S. ruling

10 years ago from CBC: Health

American food producers will soon be allowed to expose fresh spinach and iceberg lettuce with low levels of radiation in order to kill E. coli and other potentially dangerous germs.

Exploding Chromosomes Fuel Research About Evolution Of Genetic Storage

10 years ago from Science Daily

Research into single-celled, aquatic algae called dinoflagellates is showing that these and related organisms may have evolved more than one way to tightly back their DNA into chromsomes. Even so,...

Some Cells Self-destruct For The Greater Common Good

10 years ago from Science Daily

Individual cells in a population of bacteria can sacrifice their lives for others to achieve a greater common good. Published in the scientific publication Nature, ETH Zurich biologists have described...

Mammals Have "Alarm Detectors" in Noses

10 years ago from National Geographic

All mammals—including humans—likely have tiny sensors at the tip of their noses that pick up chemical warnings sent by fellow animals in distress, a mouse study says.

Researcher converts biodiesel-waste glycerol into omega-3 fatty acids

10 years ago from Physorg

The typical American diet often lacks omega-3 fatty acids despite clinical research that shows their potential human health benefits. Zhiyou Wen, assistant professor of biological systems engineering in Virginia Tech's...

Listeria FAQs

10 years ago from CBC: Health

The bacterium Listeria monocytogenes, commonly referred to as listeria, is found in soil, vegetation, sewage, water and the feces of animals and humans.

Yves Rossy makes second jet-powered flight

10 years ago from The Guardian - Science

Yves Rossy's bid to fly across the English Channel strapped to a jet-powered wing moved a step closer yesterday with a successful 36km test flight

Skin cancer’s unique smell mapped

10 years ago from Chemistry World

Odour profile could lead to hand-held cancer ‘sniff test’

Scientists link evolution to the ribosome

10 years ago from UPI

CHAMPAIGN, Ill., Aug. 21 (UPI) -- U.S. scientists say new analyses of cellular structures for making proteins -- the ribosome -- are consistent with a theory of life's...

New virus threatens High Plains wheat crop

10 years ago from Physorg

Triticum mosaic virus poses a new threat to Texas wheat, according to Texas AgriLife Research scientists in Amarillo.

Elephants have a head for figures

10 years ago from The Guardian - Science

The animals can add small numbers of apples in order to get their trunks on a bigger food prize