New results from a decades-old experiment were initially touted as further evidence for dark matter. But independent scientists have cast serious doubt on that claim, leaving most everyone puzzled.
Source: quantamagazine.org
Humans aren’t great at picking up their trash, a fact that is reinforced by the Great Pacific garbage patch and other massive dumps and landfills around the world. As it turns out, we are also taking our talent at producing rubbish into orbit with us. Since the advent of spaceflight in the 1950s, outer space has become congested with about 500,000 bits of spacecraft debris measuring larger than a marble, and 20,000 chunks larger than a softball, according to NASA.
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Thethrusters aboard the Voyager 1 spacecraft just did what we thought was impossible. After 37 years of inactivity,NASA just received response from spacecraft 13 billion miles away, NASA said in a statement on its website. Voyager 1 is NASA’s farthest and fastest spacecraft.
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