The sights and sounds across Russia's Ural Mountains on Friday as a meteor came roaring in were awesome. There are reports of more than 900 people being injured, most when windows shattered. But European Space Agency experts say there's no connection to the large asteroid that's whizzing past Earth later in the day.
Kittens regained sight in a blind eye after being plunged into darkness for 10 days. Researchers say that prolonged darkness may reset the brain to an earlier stage of development, allowing the kittens to recover their vision.
Small amounts of the drugs that people take end up in wastewater and then in streams and rivers. It's usually not enough to harm the health of humans who swim in or drink the water. But there is growing evidence that pharmaceuticals in wastewater may affect wildlife.
After years of being burned by Roundup, weeds like palmer amaranth, marestail and giant ragweed have evolved resistance to the herbicide. To fight them, scientists are now looking to a concept that seems straight out of sci-fi.
The rock known as 2012 DA14 will fly past around 2:24 p.m. ET. It will be closer than many satellites and the size of an office building. And it will be nearer to the planet than anything else of its size that we know of.
Crowd funding has proved popular for bands raising money to produce a new album and for producers of documentary films. Now scientists are getting into the act, and some are raising money from the very people they're studying.
What do you do when you're a scientist and you have no job and no money for your research? If you're Ethan Perlstein, you try crowd funding. He raised $25,000 to investigate where the drug methamphetamine is stored in the brain.
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