Topic: National Academy Of Sciences

2001 anthrax mailer spurred by revenge, loss: panel

A behavioral panel probing the suspect in the deadly 2001 anthrax mailings case found he had ample motivation to carry out the crimes, backing up a government case against him, the FBI said Wednesday.Key issues that appeared to drive scientist Bruce Ivins ...

Science review casts doubt on 2001 anthrax case

A scientific review released Tuesday cast doubt on the US government's conclusion that scientist Bruce Ivins, who killed himself in 2008, was to blame in the 2001 case of deadly anthrax mailings.There was insufficient scientific evidence to support the FBI's assertion that ...

Brain changes explain why teens have no fear

The brain undergoes changes in adolescence that suppress fearful experiences learned in childhood, said a study released Monday that could explain why teenagers act so brashly at times.Scientists studied the fear responses of mice for clues about how adolescents would react to ...
Bird-like dinosaurs long believed to be carnivorous predators were in fact plant lovers, with the notable exception of dedicated hunters such as T. rex, US paleontologists said Monday.Lindsay Zanno and Peter Makovicky of the Field Museum in Chicago used statistical analysis to ...
Children today take longer to mature than Neanderthal children did, which may have given modern humans an evolutionary advantage, researchers suggest.. Even more impressive is the fact that our first molars contain a tiny 'birth certificate' and finding this birth line allows ...
What if airport screeners looked at would-be passengers and instead of assessing the color of their skin, asked: "What's the square root of your likelihood of being a terrorist?"Such is the world imagined by an American computer scientist who argues that racial ...

National Academy of Sciences (NAS)

National Academy of Sciences (NAS), the parent unit in a U.S. organization that promotes research in the behavioral, biological, physical, and social sciences in the United States. NAS is a nongovernmental agency and includes the National Research Council (NRC), the National Academy ...

There's No 'I' in 'Spore'

Spreading disease is difficult work, especially for fungal spores that can launch themselves only 3 millimeters into the air. By ejecting in synch, spores (such as those from white mold seen in this video) generate thin streams of air that propel them ...
They carry only a handful of genes for making new viruses, relying on their hosts' machinery to do the rest. It lugs around a staggering 730,000 base pairs of DNA, including more than 500 gene-like regions, researchers report online today in the ...

"Gathering Storm" Back on the Radar

Efforts to increase US competitiveness by funding basic scientific research and education have failed to improve the country's global outlook, says a report released last week by the US National Academy of Sciences, the US National Academy of Engineering and the Institute ...
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