Two primitive meteorites collected in Antarctica appear to contain grains of silica—the stuff of quartz and sand—forged in an ancient supernova that predates the birth of the solar system...
Three years ago researchers added a new branch to the human family tree: Australopithecus sediba , a nearly two-million-year-old relative from South Africa.
In a draft assessment of the proposed Keystone XL pipeline, consultants for the U.S. State Department judged that building it would have no significant impact on greenhouse gas emissions...
On April 24, executives from the grievously wounded plug-in-hybrid firm Fisker Automotive will face a House of Representatives oversight committee. The question of the day: Why did the Department of Energy loan nearly $200 million to a company that is now facing bankruptcy?...
Yes, today is the 43 rd annual Earth Day recognition worldwide. A number of live and online events are taking place; see a list below for some unusual items.
Consumer genetic-testing companies report how much of one's DNA comes from archaic human species, but what do the results really mean?
Yesterday the U.S. Senate defeated a measure that would require background checks for individuals purchasing guns. Various senators who voted against it said their constituents told them to do so—despite nationwide surveys in the past few months indicating that roughly 90 percent of the nation favors background checks...
Soon after the investigation into Monday's Boston Marathon bombings began, law enforcement urged the public to e-mail any video, images or other information that might lead them to the guilty party...
Today at BoingBoing, Maggie Koerth-Baker has a fascinating Q&A with communications engineer and entrepreneur Brough Turner about how mobile-phone networks respond to sudden spikes in call volume, as occurred April 15 in the aftermath of the Boston Marathon bombings...
Bacteria, viruses and parasites from land animals such as cats, cows and humans are sickening and killing sea mammals. Scientists have been finding a daunting number of land-based pathogens in seals, dolphins, sharks and other ocean dwellers that wash ashore dead or dying, according to an article by Christopher Solomon in the May 2013 issue of Scientific American, entitled “How Kitty is Killing the Dolphins.”The "pollutagens" could pose a threat to people, too...
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