The first known hybrid between a dog and a fox was discovered in Brazil after being hit by a car

Tech Insider
A domestic dog (L) and a pampas fox (R).
A domestic dog (L) and a pampas fox (R).

Getty Images

Turtles purr like cats, croak like frogs, and even breathe like Darth Vader. No one really understands why.

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colorful turtle yellow spotted red black striped
A painted wood turtle (Rhinoclemmys pulcherrima) from the recent research.

Gabriel Jorgewich-Cohen

Earth's mysterious core is weirder than you think, and we're only just beginning to uncover its secrets

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An artist's impression of what the layers inside of the earth could look like. It shows the Earth quartered to reveal the crust, upper and lower mantle, and the outer and inner core, which are glowing bright at the center of the planet.
An illustration of Earth's core.

iStock / Getty Images Plus

NASA scientists calculated the exact date an asteroid could hit Earth with the force of at least 24 nuclear bombs. Thankfully, it's a long way off.

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An annotated image shows the diamond-shaped Bennu floating in space, pointed to by an arrow reading
An asteroid Bennu, a city-killer sized cosmic object, has a 1/2700 chance of hitting us in 2182.

NASA/Insider

Thousands of fish died after the sea in Thailand turned green

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The sea in eastern Thailand has been affected by a plankton bloom that has resulted in massive wildlife deaths.

Arizona heat almost killed Lois Nigrin. Her coma, burns, and medical bills show the dangers of heat that many Americans face today.

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A portrait photo of Lois Nigrin standing in front of foliage.
Lois Nigrin, 59, feels lucky to be alive today.

Arin Yoon for Insider

This article is part of Insider's "The True Cost of Extreme Weather" project. Read more here.

Climate change is already costing us money, but we have a chance to limit the worst of it and prosper. Here's how.

Tech Insider : Economy, Economy
California wildfire
Extreme weather is occurring more often. These events pose risks to the economy.

AP

This article is part of Insider's "The True Cost of Extreme Weather" project. Read more here.

Elon Musk says Neuralink can create the 'Luke Skywalker solution' amid claims over monkey deaths

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Elon Musk
Elon Musk founded Neuralink in 2016.

Chesnot/Getty Images

The distressing downside of fitness trackers

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A women looks overwhelmed as she tries to concentrate on all the fitness metrics buzzing and moving all around her.
Fitness trackers have taken over. But is the deluge of fitness data making Americans healthier?

Arantza Pena Popo/ Insider

Ancient people may have used human skulls for cups and other body parts for tools, according to a burial site in Spain

Tech Insider
The opening of Cueva de los Marmoles in Spain, which is dark inside and shows greenery and rocks outside
The opening to Cueva de los Marmoles, where many prehistoric people buried their dead for millennia.

J.C. Vera Rodríguez, CC-BY 4.0

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