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Biology
News Headlines |
Dec 07, 2024 |
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Early, Heavy Pot Use Kills Parts of Brain: Study
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Young, heavy smokers of marijuana might suffer a loss of gray matter in the parts of their brains that help with decision making, says a new study.
The research, published in the Proceedings of the National Academy of Sciences,
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167,000 Kinds of Microbes Live in NYC's Central Park
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When you think of a place teeming with life forms, you usually think of the Amazon rainforest or some other wilderness. But Manhattan’s Central Park, located in the midst of the nation’s most densely populated city with 27,000
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Ground Zero for HIV/AIDS Identified
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The deadly virus responsible for the global HIV/AIDS pandemic emerged around 1920 in the city of Kinshasa, the capital of the Democratic Republic of the Congo, according to new research that has relevance to the effort to understa
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Dying brain cells cue new brain cells to grow in songbird
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Brain cells that multiply to help birds sing their best during breeding season are known to die back naturally later in the year. For the first time researchers have described the series of events that cues new neuron growth each
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U.S. Aims to Curb Peril of Antibiotic Resistance
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The Obama administration on Thursday announced measures to tackle the growing threat of antibiotic resistance, outlining a national strategy that includes incentives for the development of new drugs, tighter stewardship of existin
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DNA Places Third Group in European Descendent Mix
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Modern Europeans are descended from three major groups of ancient humans, not two as was previously thought, according to a gene analysis published on Wednesday.
Until now, the mainstream theory was that Europeans descended fro
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Rock-Eating Microbes Found in Buried Antarctic Lake
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A large and diverse family of hearty rock-eating bacteria and other microorganisms live in a freshwater lake buried a half-mile beneath Antarctic ice, new research confirms.
The finding not only adds another extreme environment
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Drug Used for Ebola-Related Virus Shows Promise
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An experimental drug has completely protected monkeys from lethal doses of a virus related to Ebola, bolstering confidence that a similar medicine might be effective if deployed in the current outbreak in Africa, researchers repor
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What happens to the human immune system in outer space
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Here’s something to consider before getting your heart set on a trip to Mars. From NASA: Spaceflight may temporarily alter the immune system of crew members flying long duration missions aboard the International Space Station. T
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Dolphins 'squeal with pleasure': study
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Dolphins and whales literally squeal with pleasure, say scientists who claim to have shown that the sound expresses emotion. Initially, squeals emitted by the animals when offered tasty fish treats were thought to be signals commu
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Bee, scorpion and snake venom may hold cancer cure
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It's ancient medicine with a sci-fi-sounding twist. A scientist at the University of Illinois, Dipanjan Pan, and his team say they may have found a way to stop cancer cell growth, according to a paper presented at the American Che
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Galapagos hawks hand down lice like family heirlooms
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AUA-led study provides some of the first evidence for the hypothesis of co-divergence between parasites and hosts acting as a major driver of biodiversity. Say what you will about the parasitic lifestyle, but in the game of evolut
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Genetic mutations linked to salivary gland tumors
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Research conducted at the Florida campus of The Scripps Research Institute has discovered links between a set of genes known to promote tumor growth and mucoepidermoid carcinoma, an oral cancer that affects the salivary glands.
ScienceDaily: Latest Science N
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UN chief steps up fight against Haiti cholera epidemic
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The UN secretary general has flown to Haiti on a "necessary pilgrimage" to support the fight against cholera, a disease that many Haitians blame UN peacekeepers for introducing to the Caribbean country.
Ban Ki-moon is seeking
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The Next Generation of HIV Prevention
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Doctors now consider HIV infection to be a chronic disease rather than a death sentence because of the success of antiretroviral drugs (ARVs), which stop the infection's progression to AIDS. With that success in hand, the top prio
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Rare albino whale 'parades' off Australian coast
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In a scene straight out of Moby Dick, a rare white whale is back and putting on a show for his fans off the eastern coast of Australia this week.
First spotted on Tuesday, the albino humpback has been nicknamed "Migaloo" by re
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New Penguin Flu Found in Antarctica
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new version of bird flu unlike any other seen on Earth has been discovered in Antarctica, researchers announced today (May 6).
Discovery News - Top Stories
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Zoo Polar Bear Sports High-Tech Neckwear for Conservation
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PORTLAND, Ore. — Tasul, an Oregon Zoo polar bear, recently landed her first white-collar job: research assistant for the U.S. Geological Survey. Her assignment: wearing a high-tech collar to help solve a climate change mystery.
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