PHOTOS: Coin-Size Frog Found -- One of World's Smallest

Found in Peru's highland forests, the tiny new species has some unusual traits: Females lay only two eggs--each a third of the size of the mother herself.

Most Detailed Malaria Map Ever Highlights Hope And Challenges Facing Global Community

The most detailed map ever created of malaria risk worldwide has been published by an international team of researchers. The Malaria Atlas Project will be a powerful tool for helping...

Team Approach Appears To Work Best For Insect Colonies

Ants and bees have long been recognized as tireless workers, but now new research suggests they behave like model citizens, too. Unlike herds of bison or shoals of fish --...

Optimal Running Speed Associated With Evolution Of Early Human Hunting Strategies

Runners, listen up: If your body is telling you that your pace feels a little too fast or a little too slow, it may be right. A new study shows...

Mayo Clinic researchers discover and manipulate molecular interplay that moves cancer cells

JACKSONVILLE, Fla. -- Based on research that reveals new insight into mechanisms that allow invasive tumor cells to move, researchers at the Mayo Clinic campus in Florida have a new...

Dogs Save Cheetahs

Dogs are used to protect sheep and other livestock from the cheetahs in Africa, thereby saving the big cats from potential shootings by aggrieved farmers. Video.

Whales Re-Beach Themselves

Many of the whales rescued from a mass stranding in Australia this week have re-beached themselves and died. Video.

Sharks pose Sydney food-chain puzzle

Three shark attacks in Sydney in three weeks drove newspapers and talk show hosts into a feeding frenzy and sent a collective shudder through the other species at the top...

Sharks movements monitored

Australian scientists are studying the effect water temperature is having on sharks in order to better protect them from climate change.

Electronic noses will sniff out criminals

Marjorie Grene, a Leading Philosopher of Biology, Is Dead at 98

Dr. Grene helped shape a modern philosophical approach to biology that strives to interpret the deepest meanings of the scientific study of life, including the meaning of humanness.

Trees may be to blame for snake's decline

SYDNEY, March 28 (UPI) -- The broad-headed snake, found only in the Sydney area, has become the rarest venomous snake in Australia because of too many trees, an...

Insight Into The Way Nicotine Works In The Brain

A tiny genetic mutation is the key to understanding why nicotine -- which binds to brain receptors with such addictive potency -- is virtually powerless in muscle cells that are...

New Clues Discovered About Divergent Origin Of Sudden Oak Death Pathogen

Sudden oak death not only causes nearly instant death to the mighty oak trees of the western United States, but also has forced many tree nurseries out of business in...

Need Wild Bees? Plastic Totes Make A Superb Bee 'Nursery'

Corrugated plastic bins like the kind sold for handling mail and packages can be quickly and easily converted into a durable "nursery" for wild bees, according to a research entomologist.

New Device Helps Control Disease-causing Ticks

Spring is finally here, and with it comes tick season. Scientists are reporting the latest in a series of related studies on the effectiveness of a new technology that reduces...

Rust Resistance Genes In Soybeans Identified

Using state-of-the-art genomics techniques, scientists have identified a cluster of soybean genes that provide resistance to the fungus which causes Asian soybean rust. The discovery will help defend the $27...

New Gene Linked To Low Levels Of Magnesium

A small number of individuals have genetic mutations that cause them to have very low levels of magnesium, which can cause altered heart beats, seizures, and involuntary muscle contraction.

Experimental Ebola Vaccine Used On Human

An experimental vaccine - never before tried on humans - was given to a scientist who accidentally pricked her finger with a needle used to inject the deadly Ebola virus...

New Protein Important In Breast Cancer Gene's Role In DNA Repair Identified

A new study has identified genes associated with the BRCA1 protein and their involvement in the DNA repair pathway, helping to clear the way for researchers to better understand what...

Bush bioethics advisors take potshot at Obama stem cell platform

You might have thought that President Obama's recent order earlier this month, lifting restrictions on federally funded stem cell research, would render obsolete the opinions of a Bush-appointed council tasked...

Zoo reports rare captive birth of Asian bird

Discovery of tuberculosis bacterium enzyme paves way for new TB drugs

A team of University of Maryland scientists has paved the way for the development of new drug therapies to combat active and asymptomatic (latent) tuberculosis infections by characterizing the unique...

A splice of life

Waltham, MA--In a new study this week in Nature, researchers at Brandeis University and the MRC Laboratory of Molecular Biology (Cambridge, U.K.) for the first time shed light on a...

Team approach appears to work best for insect colonies

The study's findings appear to echo the insect worlds portrayed in the animated films Antz and Bee Movie, in which the characters live in rigidly conformist societies.

Nanopore Sequencing Could Slash DNA Analysis Costs

(PhysOrg.com) -- Over the past 5 years, researchers have been exploring the use of nanoscale pores as nucleic acid sequencing tools. In theory, such pores should generate a unique response...

Spotting the animal bugs that could shift to humans

Scientists are monitoring people at risk of catching diseases from animals in the hope of preventing a pandemic

Making fish fluoresce for mercury detection

Probe highlights inorganic and organic mercury forms in organs of living organisms