Latest science news in Biology & Nature

Protecting Puerto Rico's Unique Freshwater Fisheries

11 years ago from Science Daily

Scientists have made an enormous advance in understanding Puerto Rico's most remarkable ecosystems by conducting the first comprehensive study of the island's freshwater fish species. Many of these species "are...

Link Between Nicotine Addiction And Autism Found

11 years ago from Science Daily

Scientists have identified a relationship between two proteins in the brain that has links to both nicotine addiction and autism. The finding has led to speculation that existing drugs used...

Greenpeace Sounds Alarm On Whale Hunt

11 years ago from CBSNews - Science

The mother ship in Japan's whaling fleet left for the country's annual hunt in the Antarctic, the environmental group Greenpeace said, as anti-whaling activists vowed to disrupt the expedition once...

Human Gut Loaded with More Bacteria Than Thought

11 years ago from Live Science

Technique applied to human gut reveals 10 times more bacteria than thought.

New study bolsters beliefs about DNA repair

11 years ago from Biology News Net

Aucott et al. report the first in vivo experiments on the heterochromatin protein 1 (HP1) family, which sidles up to silent DNA. The results, to be published in the Nov....

New Clue Emerges For Cellular Damage In Huntington's Disease

11 years ago from Science Daily

Huntington's disease is caused by a single mutated gene that creates proteins with abnormally long repeats of the amino acid glutamine. These proteins misfold and clump together, damaging and eventually...

Breaking BubR1 mimics genetic shuffle seen in cancer cells

11 years ago from

A study of how one protein enzyme, BubR1, helps make sure chromosomes are equally distributed during mitosis might explain how the process of cell division goes so awry in cancer,...

Tiger Cub Dies After Rare Blood Transfusion

11 years ago from Live Science

Tiger cub dies after attempt to save her with a rare blood transfusion fails.

Farming and chemical warfare: A day in the life of an ant?

11 years ago from Biology News Net

One of the most important developments in human civilisation was the practice of sustainable agriculture. But we were not the first - ants have been doing it for over 50...

New molecular insight into vertebrate brain development

11 years ago from Physorg

In the December 1st issue of G&D, Dr. Fred H. Gage (The Salk Institute for Biological Studies) and colleagues reveal a role for the Hippo signaling pathway in the regulation...

Evolution of the visual system is key to abstract art

11 years ago from

Famous works of abstract art achieve popularity by using shapes that resonate with the neural mechanisms in the brain linked to visual information, a psychologist at the University of Liverpool...

'Let the sunshine in' to protect your heart this winter

11 years ago from

The temperature might not be the only thing plummeting this winter. Many people also will experience a decrease in their vitamin D levels, which can play a role in heart...

Using Adult, Embryonic Stem Cells For Tissue Regeneration: New Advances

11 years ago from Science Daily

A major issue in the development of regenerative medicine is the cell sources used to rebuild damaged tissues. In a review of the issue published in Developmental Dynamics, researchers state...

Parasite-resistant Peppers Green Alternatives To Chemical Pesticides

11 years ago from Science Daily

Root-knot nematodes are microscopic, omnipresent worms that cause major damage to horticultural and field crops in sub-tropical regions, resulting in significant financial losses to growers and gardeners. To combat these...

Stem Cells With Potential To Regenerate Injured Liver Tissue Identified

11 years ago from Science Daily

A novel protein marker has been found that identifies rare adult liver stem cells, whose ability to regenerate injured liver tissue has the potential for cell-replacement therapy. For the first...

The Bonsai Effect: Wounded Plants Make Jasmonates, Inhibiting Cell Division, Stunting Growth

11 years ago from Science Daily

Biologists found that when leaves of the model plant Arabidopsis are wounded, cell division in the apical meristem is reduced, growth of the plant is arrested within days, and the...

Low Concentrations Of Pesticides Can Become Toxic Mixture For Amphibians

11 years ago from Science Daily

Ten of the world's most popular pesticides can decimate amphibian populations when mixed together even if the concentration of the individual chemicals are within limits considered safe, according to new...

Healthful plant nutrients also found in meat and milk

11 years ago from Physorg

Counterintuitive as it may seem, those healthful phytoestrogen nutrients that consumers usually associate with fruits and vegetables also exist in foods of animal origin. After all, "phyto" means "plant." Now...

Paper argues for change in animal testing

11 years ago from UPI

WASHINGTON, Nov. 17 (UPI) -- U.S. researchers are recommending longer, more sensitive testing on lab animals to determine whether industrial chemicals cause cancer.

Sea snakes thirst for freshwater

11 years ago from MSNBC: Science

Sea snakes may slither in an endless supply of salt water, but contrary to the longstanding dogma, they don’t drink the "bath water." Instead, they seek out freshwater to quench...

BBSRC backs UK team at 2009 International Biology Olympiad

11 years ago from

The Biotechnology and Biological Sciences Research Council (BBSRC), the UK's principal public funder of bioscience research and training, has announced that it is sponsoring the UK team for the 2009...

Biologist Michael Levin Joins Tufts University

11 years ago from Newswise - Scinews

Michael Levin, who headed the Center for Regenerative and Developmental Biology at The Forsyth Institute and was on the faculty at Harvard School of Dental Medicine, has been named biology...

EU rule change 'threat to birds'

11 years ago from BBC News: Science & Nature

A key weapon in the fight against wildlife crime could be lost because of changes to European agricultural policy, RSPB warns.

Scientists try to revive Japan's biggest coral reef

11 years ago from Physorg

Scientists are in an unprecedented project to restore Japan's largest coral reef by planting thousands of baby corals growing on tiny ceramic beds.

Shark-cam captures ocean motion

11 years ago from BBC News: Science & Nature

A BBC crew films a whale shark - the world's biggest fish - expelling food waste.

Mark Miodownik: It just keeps on growing. Our hair's story is entwined with that of evolution

11 years ago from The Guardian - Science

Mark Miodownik: Strands of Darwin's beard are a fitting display, our hair's story is entwined with that of evolution

Researchers hope radio-tagged salmon provide clues to migratory habits

11 years ago from Physorg

A swarm of 6,000 bionic salmon has become the latest tool in an ongoing struggle to protect declining fish species in the Sacramento-San Joaquin Delta of California.

Woodcocks dying in Chicago while migrating

11 years ago from UPI

CHICAGO, Nov. 16 (UPI) -- Experts suspect a frigid north wind may by causing a number of woodcocks to crash into Chicago buildings during the birds' annual migration.