Welcome to the warm Anthropocene. The growing volume of global temperature data adds to the evidence that we have left the Holocene and entered a new geological epoch dominated by human activities.
The Defense Department recently announced new policies that ease restrictions on jobs women can do in the military, opening up more than 14,000 positions to women and allowing them closer than ever to the front lines. But embedded in that news was a long list of positions that are still closed to women, including infantry…
littleBIG History is an interactive timeline that lets you explore world history on an unprecedented scale – from the first miliseconds after big bang to the present and beyond. It places humanity in the large context of cosmos, earth and evolution of life. The app organizes links to Wikipedia entries and other resources via a chronological…
An exploding meteor that blasted its fragments across California’s Gold Country in April has revealed rare evidence of its origin in a single family of asteroids hundreds of millions of miles from Earth, astronomers report. Seventy-seven bits of space debris collected around Sutter’s Mill in El Dorado County, where they fell on April 22, have…
Kids love smartphones and tablets, and that makes the devices great tools for learning math and science. Apps for mobile devices can help make even the most abstract concepts—like algebra or physics—engaging. And smartphones and tablets can be carried out into nature to help students understand what they’re seeing. Star Walk, for example, identifies more…
Messenger spacecraft finds substances similar to tar or coal in craters on planet nearest sun
A report sponsored by NASA has concluded that the agency is failing to inspire the world, the nation or even its own staff, and is unlikely to achieve long-term objectives such as a manned Mars landing. In a report commissioned by Congress last year, the National Research Council also says that NASA’s budget doesn’t match…