Live Science: The Most Interesting Articles, Mysteries & Discoveries

About the author

Rafi Letzter, Staff Writer: Rafi joined Live Science in 2017. He has a bachelor's degree in journalism from Northwestern University’s Medill School of journalism. You can find his past science reporting at Inverse, Business Insider and Popular Science, and his past photojournalism on the Flash90 wire service and in the pages of The Courier Post of southern New Jersey.

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This Is the Purest Beam of Light in the World

January 31, 2019 | Article

The device, built to be portable enough for use in space, produces a beam of laser light that changes less over time than any other laser humanity has created.
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The Polar Vortex Might Be Causing 'Frost Quakes' in Chicago

January 30, 2019 | Article

It might be cold enough in Chicago right now to make the ground shake.
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Here's Why the Polar Vortex Always Hits the Midwest

January 30, 2019 | Article

The middle of the country is basically a big cold-air funnel.
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North Dakota Will Get Colder Than The North Pole Tonight — Here's Why

January 29, 2019 | Article

A meteorologist explains the science behind the historic weather event hitting the Midwest and Plains right now.
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New MIT Laser Device Whispers Secret Sounds Into Your Ear

January 29, 2019 | Article

Imagine sitting down to dinner with a group of friends, when a laser tickles the water molecules inside your ear. "Hello!" you hear.
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Physicists Made a Flying Army of Laser Schrödinger's Cats

January 29, 2019 | Article

A laser pulse glanced off a rubidium atom and entered the quantum world — taking on the weird physics of Schrödinger's cat.
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Iran's Capital City Is Being Devoured by Sinkholes

January 28, 2019 | Article

Sinkholes and fissures are opening up the earth around Tehran, Iran's capital city.
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A Drunk Man Swallowed a Live, Venomous, Spiny Catfish. Here's What Happened.

January 25, 2019 | Article

As part of a drinking game, a 28-year-old man from the Netherlands attempted to swallow a living fish with some powerful natural defenses.
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Here's Why This Winter Storm Is So Darn Big

January 19, 2019 | Article

A major snowstorm has begun its trek across the United States. Here's why it's going to impact so many people.
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A New Satellite Will (Safely) Drop 'Meteors' Over Hiroshima

January 18, 2019 | Article

There's a new satellite in space, and it was put there to drop "meteors" over the city of Hiroshima.
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