The Atlantic
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![[:es]A Lesson for Ravens: Don’t Eat the Tortoises[:]](https://katedra.eus/app/uploads/2018/07/lead_720_405.jpg)
[:es]A Lesson for Ravens: Don’t Eat the Tortoises[:]
Can fake tortoise shells teach predators to stop devouring soft-shelled juveniles?
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![[:es]The Oceans We Know Won’t Survive Climate Change[:]](https://katedra.eus/app/uploads/2019/07/lead_720_405-5.jpg)
[:es]The Oceans We Know Won’t Survive Climate Change[:]
Sea-level rise will become unmanageable, and life will flee the world’s tropical oceans, if carbon pollution keeps rising, a new report from the UN climate panel says.
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![[:es]The Power of Fear in the Thawing Arctic[:]](https://katedra.eus/app/uploads/2019/01/lead_720_405-4.jpg)
[:es]The Power of Fear in the Thawing Arctic[:]
Living north of the Arctic Circle meant learning fear and its power to motivate in the face of danger—whether from a bear or climate change.
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![[:es]A Woman’s AncestryDNA Test Revealed a Medical Secret[:]](https://katedra.eus/app/uploads/2018/07/lead_720_405-3.jpg)
[:es]A Woman’s AncestryDNA Test Revealed a Medical Secret[:]
As a cancer patient, she had received cord-blood cells from an anonymous donor. The DNA from those cells led her to him.
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![[:es]An Astronaut Reared the World’s Highest Flying Birds[:]](https://katedra.eus/app/uploads/2018/07/lead_720_405-1.jpg)
[:es]An Astronaut Reared the World’s Highest Flying Birds[:]
To understand how bar-headed geese cross the Himalayas, astronaut Jessica Meir had to raise some herself.
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![[:es]The Amazon Is Not Earth’s Lungs[:]](https://katedra.eus/app/uploads/2018/07/lead_720_405.jpg)
[:es]The Amazon Is Not Earth’s Lungs[:]
Humans could burn every living thing on the planet and still not dent its oxygen supply.
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![[:es]The Brain-Eating Amoeba Is a Nearly Perfect Killer[:]](https://katedra.eus/app/uploads/2019/07/lead_720_405-6.jpg)
[:es]The Brain-Eating Amoeba Is a Nearly Perfect Killer[:]
The single-celled menace rarely infects humans. That’s what makes it so hard to treat.
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![[:es]The Secrets of Moondust[:]](https://katedra.eus/app/uploads/2019/07/lead_720_405-5.jpg)
[:es]The Secrets of Moondust[:]
Lunar samples, untouched by Earth’s atmosphere for decades, will soon emerge from a NASA vault.

![[:es]The Truth About Electric Eels Has Long Been Overlooked[:]](https://katedra.eus/app/uploads/2018/07/lead_720_405-2.jpg)