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Today's Environment Influences Behavior Generations Later: Chemical Exposure Raises Descendants' Sensitivity to Stress
May 21, 2012 — Researchers have seen an increased reaction to stress in animals whose ancestors were exposed to an environmental compound generations earlier. The findings put a new twist on the notions of nature ... > full story -
What Baboons Can Teach Us About Social Status
May 21, 2012 — High-ranking male baboons recover more quickly from injuries and are less likely to become ill than other males, biologists have ... > full storyMore: -
Richer Parasite Diversity Helps Protect Frogs from Viruses That Cause Malformed Limbs
May 21, 2012 — Increases in the diversity of parasites that attack amphibians cause a decrease in the infection success rate of virulent parasites, including one that causes malformed limbs and premature death, ... > full story -
Modern Dog Breeds Genetically Disconnected from Ancient Ancestors
May 21, 2012 — Cross-breeding of dogs over thousands of years has made it extremely difficult to trace the ancient genetic roots of today's pets, according to a new ... > full story -
Squid Ink from Jurassic Period Identical to Modern Cuttlefish Ink
May 21, 2012 — Scientists have found that two ink sacs from 160-million-year-old giant squid fossils discovered 2 years ago in England contain the pigment melanin, and that it is essentially identical to the ... > full story -
Totally RAD: Bioengineers Create Rewritable Digital Data Storage in DNA
May 21, 2012 — Scientists have devised a method for repeatedly encoding, storing and erasing digital data within the DNA of living cells. In practical terms, they have devised the genetic equivalent of a binary ... > full story -
Physical Properties Predict Stem Cell Outcome
May 21, 2012 — Tissue engineers can use mesenchymal stem cells derived from fat to make cartilage, bone, or more fat. The best cells to use are ones that are already likely to become the desired tissue. Researchers ... > full story -
Antibiotic Residues, Some More Than FDA Limits, in Seafood Purchased at US Grocery Stores, Experts Say
May 21, 2012 — Scientists have found evidence of antibiotics – one a suspected human carcinogen – in seafood imported into the United States and purchased from grocery store ... > full story -
How Plants Chill Out: Plants Elongate Their Stems to Cool Their Leaves
May 21, 2012 — Plants elongate their stems when grown at high temperature to facilitate the cooling of their leaves, according to new research. Understanding why plants alter their architecture in response to heat ... > full story -
Don't Like Blood Tests? New Microscope Uses Rainbow of Light to Image the Flow of Individual Blood Cells
May 21, 2012 — Blood tests convey vital medical information, but the sight of a needle often causes anxiety and results take time. A new device however, can reveal much the same information as a traditional blood ... > full story -
Rare Neurons Linked to Empathy and Self-Awareness Discovered in Monkey Brains
May 21, 2012 — Scientists have discovered brain cells in monkeys that may be linked to self-awareness and empathy in ... > full story -
Tea Could Aid Olympic Cheating
May 21, 2012 — Researchers have found that green and white teas could hide abnormal levels of testosterone in ... > full story
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