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Manhattanhenge comes to New York City

Each year on May 29 and 30 – and again in early July – New Yorkers watch for Manhattanhenge. Here’s what causes it.

The real story behind that melted camera

NASA’s melted camera became a social media phenomenon last week. Here’s the story behind the picture.

Could we learn E.T.’s language?

If an extraterrestrial civilization had a language, would it have common features with Earth languages? Linguists explain why they think it’s possible.

On and in extinction

“I am living a few hundred feet above a scar, a surface representing the worst disaster ever inflicted on planet Earth.”

Today in science: Kennedy’s moon speech

On May 25, 1961, John F. Kennedy gave a stirring speech to a joint session of Congress, inspiring a nation to land humans on the moon with a decade.

Scientists track major freshwater change

‘What we are witnessing is major hydrologic change,’ they said. Over 14 years, Earth’s wet land areas got wetter. Dry areas got drier. They also reported multiple hot spots resulting from groundwater depletion.

A case against killing spiders

An entomologist explains why it’s a good idea to be nice to the spiders you encounter and consider a live-and-let-live policy.

Top tips for poison ivy

Summer is a great time to frolic in the woods, but look out for poison ivy, oak, and sumac! Top tips for summer itch-prevention.

Scientists measure rise in ozone-destroying chemical

Report on CFC-11 – an illegal chemical responsible for ozone-depletion in Earth’s atmosphere – now apparently on an upswing again. Meanwhile, new direct evidence the ban on CFCs is working and the ozone hole is recovering.

Wall-E and Eva set record, snag pic

The 1st-ever interplanetary CubeSats – nicknamed Wall-E and Eva – are now on their way to Mars. They set a new CubeSat distance record on May 8. Then Wall-E turned back and grabbed an image of the Earth and moon.