Observatory: Harmful Rays? For Some Spiders, a Mating Signal

Among a certain species of jumping spider, females prefer males that reflect UVB radiation.

Researchers report the cloning of a key group of human genes, the protein kinases

Although the human genome has been sequenced, research into mechanism of action of genes has been hampered by the fact that most human genes have not been isolated. This is...

Cholera study provides exciting new way of looking at infectious disease

Scientists in Italy have discovered a new perspective in the study of infectious disease. Normally, such studies are based upon laboratory work looking at an organism and how it works...

Lions, Hippos Poisoned in Famous Kenya Park

Several hippopotamuses and at least four lions in the Masai Mara National Reserve have died after ingesting a powerful insecticide, conservationists say.

A new idea for how anti-aging products delay ripening of fruit and wilting of flowers

When plants encounter ethylene, a gas they also produce naturally as a hormone, the result is softening and ripening in the case of fruit, and wilting and fading in the...

Mothers And Offspring Can Share Cells Throughout Life

Cutting the umbilical cord doesn't necessarily sever the physical link between mother and child. Many cells pass back and forth between the mother and fetus during pregnancy and can be...

Mechanical squirrels, robot lizards jump into research

AMHERST, Mass. (AP) -- One gray squirrel, its bushy tail twitching, barked a warning as another scrounged for food nearby....

Scientists capture tree DNA worldwide

Dwarf cloud rat rediscovered after 112 years

The greater dwarf cloud rat (Carpomys melanurus) was rediscovered in April 2008 -- 112 years after the first and only time it had ever been seen by scientists. Cloud rats...

Do different cells in our nose respond to different smells? [News]

People can smell thousands--perhaps even millions--of different scents. Yet scientists know that in the nose, there are only about 400 different types of odor receptors--proteins that capture scented molecules so...

Lost since 1896, 'mystery' rat found

The greater dwarf cloud rat was thought to live in the canopies of tall trees in the Philippines, but the last sighting of one was 112 years ago. Now it...

Bees disease -- 1 step closer to finding a cure

Scientists in Germany have discovered a new mechanism of infection for the most fatal bee disease. American Foulbrood (AFB) is the only infectious disease which can kill entire colonies of...

The Freaky Fish of the Congo

Scientists explore the amazing biodiversity and freaky fish of the lower Congo River.

How do baby birdies learn to sing? By babbling

WASHINGTON (Reuters) - Baby birds babble much like human infants do, and they have their own special brain circuits to do it, researchers reported on Thursday.

Strap-On Helicopter Could Offer Solo Flying Experience

Ever since the first human saw a bird soaring through the clouds, our species has harbored a great envy for the freedom that flying gives.

Fitness: Cycling Success Measured in Frequent-Flier Miles

Triathletes travel (and spend) a lot for the perfect fit in a bike.

Experiments for kids: Rocket Mouse has liftoff!

Mice can't fly - can they? Why not find out for yourself in fine style with this fun milk bottle launcher

Breaking Up Not So Hard, Study Finds

We overestimate the heart-crushing blow from a romantic split.

Not just for the monkeys: New publication shows evolution is everywhere

To spotlight the widespread importance of evolution, a group of renowned international scientists have launched a scientific journal devoted to using evolutionary biology to tackle the world's major biological crises....

Sharks Repelled by Metal That Creates Electric Field

An electrochemical alloy sent captive sandbar sharks dashing away from hooked bait, a find that could help reduce the millions of unwanted sharks snagged each year by longline fisheries.

'Silent' Fungus Metabolism Awakened For New Natural Products

US scientists have re-awakened 'silent' metabolic pathways in fungi to reveal a new range of natural products. The research could provide not only a source of new drugs, but a...

New discovery linked to DNA repair and cancer

Scientists have discovered a new protein in humans that plays an important role in repairing DNA damage that could lead to cancer.

Male Seahorses Are Nature's Mr. Mom, Researchers Say

Male seahorses are nature's real-life Mr. Moms -- they take fathering to a whole new level: pregnancy. Although it is common for male fish to play the dominant parenting role,...

Bird study finds bullet residues worrisome

WASHINGTON, May 1 (UPI) -- U.S. studies of several bird species suggest birds that eat lead ammunition residues contained in the remains of gun-killed animals pose a health...

New Technique Accelerates Biological Image Analysis

Computational Biologist have discovered how to significantly speed up critical steps in an automated method for analyzing cell cultures and other biological specimens. The new technique promises to enable higher...

Paraguay: GM soya invaded by weed

An agrochemical-resistant weed is invading genetically modified soya in Paraguay, diminishing yields.

Wakame waste

Bacteria that feed on seaweed could help in the disposal of pollutants in the world's oceans, according to a new study by researchers in China and Japan. The discovery is...

Phase of clock gene expression in human leukocytes correlates with habitual sleep timing

The phase of clock gene expression in leukocytes, assessed in the absence of the masking effects of light-dark and sleep-wake cycles, correlates with habitual sleep timing, according to a study...