Uncategorized
- Life
Shorter-winged swallows evolve around highways
In survey along Nebraska roads, number of birds killed by cars has plummeted over 30 years.
- Health & Medicine
Bee venom component might offer HIV protection
A toxin delivered by nanoparticles stops the virus in a lab study.
- Planetary Science
Distant planets’ atmospheres revealed
Telescopes get first direct glimpse of gases on exoplanets.
- Life
Bedbugs raise genetic defense against pesticides
Bedbugs turn on several genes, in both their shells and their nerve cells, to stave off effects of insecticides.
- Life
New virus uses protein handle to infect cells
Deadly coronavirus related to SARS attaches to protein on cells unlike the one SARS uses.
- Humans
Disputed finds put humans in South America 22,000 years ago
Brazilian site may have been home to people before the Clovis hunters.
- Health & Medicine
Heart benefits from quitting smoking outweigh weight gain
People who give up cigarettes have fewer heart problems despite gaining weight.
- Planetary Science
Life-friendly environment confirmed on Mars
Drill sample from bedrock reveals chemistry that could have supported microbial life.
- Humans
Students bring home big prizes for science projects
The 2013 Intel Science Talent Search awards teens for research.
-
- Tech
Plastic implant replaces three-quarters of man’s skull
The polymer cranium was made using a 3-D printer.
- Life
Tasmanian devil disease reveals its secrets
The contagious cancer evades the animal’s immune system by turning off key genes.
