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Borrowing a page from Hollywood’s playbook, NASA on Tuesday launched its first-ever attempt to redirect an asteroid, an important test for the future of the defense of the Earth from catastrophic impacts.
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It has long been rumored that a strike in outer space occurred in 1973. Astronauts say that isn’t quite true, but the real story is still a testament to the potential of strikes — or even just the threat of strikes — to shift the balance of power.
Larsen C, a floating platform of glacial ice on the east side of the Antarctic Peninsula, is the fourth largest ice shelf ringing Earth’s southernmost continent. In 2014, a crack that had been slowly growing into the ice shelf for decades suddenly started to spread northwards, creating the nascent iceberg. Now that the close to 2,240 square-mile (5,800 square kilometers) chunk of ice has broken away, the Larsen C shelf area has shrunk by approximately 10 percent.
A must-see film about using math to overcome adversity and send humans into orbit
Trump's proposal to eliminate NASA's climate research program is "a shockingly stupid move that would deal a very severe blow to global research on environmental change across the world."
Arctic sea ice has not only been shrinking in surface area, it’s become younger and thinner. In this NASA animation, the ice cover almost looks gelatinous as it pulses through the seasons.
Leonard Nimoy's passing reminds us of the spirit of wonder and discovery represented by Spock and the Star Trek series. He not only inspired millions of us to become scientists, but he inspired us to understand the importance of questioning all authority. Part of Nimoy's gift was his ability to project serene confidence and compassion for humankind at the same time that we assumed he knew the deepest secrets of the universe.
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