Latest science news in Biology & Nature

Fisheries, Not Whales, To Blame For Shortage Of Fish

10 years ago from Science Daily

The argument that increasing whale populations are behind declining fish stocks is completely without scientific foundation, leading researchers and conservation organizations said as the International Whaling Commission opened its 60th...

Database Shows Effects Of Acid Rain On Microorganisms In Adirondack Lakes

10 years ago from Science Daily

Researchers have long known that acid rain can severely decrease the diversity of plant and animal communities in fresh water lakes and ponds. However, little is known about how microscopic...

Ovarian cancer's specific scent detected by dogs

10 years ago from Biology News Net

Ground-breaking research in the June issue of Integrative Cancer Therapies published by SAGE explored whether ovarian cancer has a scent different from other cancers and whether working dogs could be...

Automated Microfluidic Device Reduces Time To Screen Small Organisms For Genetic Studies

10 years ago from Science Daily

Genetic studies on small organisms such as worms and flies can now be done more quickly using a new microfluidic device. The new "lab-on-a-chip" can automatically position, image, determine the...

Baby crocodiles communicate from egg

10 years ago from UPI

ST. ETIENNE, France, June 25 (UPI) -- French scientists say they've discovered for the first time baby crocodiles communicate with each other and their mother while they are...

Study: Dry Tortugas has signs of recovery

10 years ago from UPI

MIAMI, June 25 (UPI) -- A team of 38 U.S. research divers has completed a 20-day biennial census, measuring how the protected status of the Dry Tortugas is...

Frogs found whose toes morph into claws

10 years ago from UPI

CAMBRIDGE, Mass., June 25 (UPI) -- U.S. scientists have found 11 African frog species whose toes can morph into claws -- the only vertebrate claws known to pierce...

Exploited Fish Make Rapid Comeback In World's Largest No-take Marine Reserve Network

10 years ago from Science Daily

No-take marine reserves, in which fishing is completely banned, can lead to very rapid comebacks of the fish species most prized by commercial and recreational fisheries, reveals a new study...

Single Insecticide Application Can Kill Three Cockroach Generations

10 years ago from Science Daily

One dose of an insecticide can kill three generations of cockroaches as they feed off of each other and transfer the poison, according to entomologists who tested the effectiveness of...

Understanding The Migration Of Cancer Cells

10 years ago from Science Daily

Lamellipodia and filopodia are dynamic surface extensions of the cell which play a pivotal role in cell migration, invasion and wound healing. Biochemists have succeeded in clarifying the interplay between...

Some searchers still expect to see rare woodpecker

10 years ago from Physorg

(AP) -- For the last three years, researchers in camouflage and waders have slogged through the east Arkansas woods hoping to spot a rare bird that so far seems...

DNA will help manage worms

10 years ago from Science Alert

Scientists have found DNA markers to use in a test that will drastically improve management of a major threat to Australian sheep.

Life on the edge: To disperse, or become extinct?

10 years ago from Biology News Net

Plants at range limits produce seeds with larger wings, Dr. Eckert discovered. The hardiest plants and those most likely to survive the climatic shifts brought about by global warming are...

Salmonella can ride water into tomatoes

10 years ago from Physorg

(AP) -- Pick a tomato in the blazing sun and plunge it straight into cold water. If that happened on the way to market, it might be contaminated. Too...

Green Insect Repellents Come Up Short

10 years ago from CBSNews - Science

There are natural insect repellents - citronella, lemongrass and rosemary, among them - but when it comes to effectiveness, at least for personal use, the chemical compound DEET is the...

Animal vertebrae development studied

10 years ago from UPI

KANSAS CITY, Mo., June 23 (UPI) -- U.S. researchers say they have discovered the mechanism that causes animals to develop varying numbers of vertebrae.

Top new species revealed!

10 years ago from MSNBC: Science

Thousands of new plant and animal species were discovered in 2007, though only 10 were bizarre enough, lethal enough or just plain cool enough to garner spots on a new...

Primate's scent speaks volumes about who he is

10 years ago from Physorg

Perhaps judging a man by his cologne isn't as superficial as it seems.Duke University researchers, using sophisticated machinery to analyze hundreds of chemical components in a ringtailed lemur's distinctive scent,...

High Hormone Levels In Seabird Chicks Prepare Them To Kill Their Siblings

10 years ago from Science Daily

The Nazca booby, a Galápagos Island seabird, emerges from its shell ready to kill its brother or sister. Biologists have linked the murderous behavior to high levels of testosterone and...

Neuroscientists Show Insulin Receptor Signaling Regulates Structure Of Brain Circuits

10 years ago from Science Daily

Neuroscientists have demonstrated for the first time in living animals that insulin receptors in the brain can initiate signaling that regulates both the structure and function of neural circuits. The...

Nasal spray using body's immune system provides hope of cure for common cold

10 years ago from Physorg

Hopes of cure for common cold on the horizon A nasal spray that mimics our own natural defense system may be the answer to beating the common cold, according...

Reliance on unverifiable observations hinders successful conservation of wildlife species

10 years ago from Physorg

Nearly any evidence of the occurrence of a rare or elusive wildlife species has the tendency to generate a stir. Case in point: in February 2008, remote cameras unexpectedly captured...

New Paradigm For Cell-specific Gene Delivery

10 years ago from Science Daily

Researchers have discovered a new way to limit gene transfer and expression to specific tissues in animals. In studies to determine how plasmids enter the nuclei of non-dividing cells, the...

Building Giant 'Nanoassemblies' That Sense Their Environment

10 years ago from Science Daily

Researchers in Texas are reporting the design, construction, and assembly of nano-size building blocks into the first giant structures that can sense and respond to changes in environmental conditions.

Repellent Made from Pine Oil

10 years ago from Science Blog

A naturally-occurring compound prepared from pine oil that seems to deter mosquito biting and repels two kinds of ticks has been found by Agricultural Research Service (ARS) scientists. read more

Science Weekly podcast: sandbag.org.uk, immunotherapy, and chimpanzees' sexual politics

10 years ago from The Guardian - Science

Alok Jha is joined by Bryony Worthington, the founder of sandbag.org.uk, to discuss carbon trading and combating climate change. Plus, is immunotherapy set to revolutionise cancer treatment? And the science...

Critically endangered Indonesian rhino seriously ill: official

10 years ago from Physorg

A member of the world's most threatened rhinoceros species is seriously ill in Indonesia, a forestry official said Monday.

Scientists: Predators needed in U.S. lands

10 years ago from UPI

SAN MATEO, Calif., June 22 (UPI) -- More large predators such as cougars are needed in wild lands in the western United States to enhance overall wildlife populations,...