Technology

The Mystery of Fish Deaths in a Foul Chartreuse Sea

Researchers in Kotzebue, Alaska, are investigating why their town is increasingly playing host to harmful cyanobacteria.

Why Suicide Rates Are Dropping Around the World

Over the past couple of decades, global suicide prevention efforts have reduced deaths by a third—but some countries are falling behind.

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What Do a Falling Apple and an Orbiting Moon Have in Common?

Isaac Newton connected the two motions in a way that revolutionized physics and made space travel possible.

Your Dog Is a Secret Weapon in the Fight Against Cancer

Every year, thousands of pets develop tumors very similar to those found in people. Find drugs that work for canines, and human treatments...

The Weird Way Australia’s Bushfires Influenced a Weirder...

In 2019 and 2020, the out-of-control blazes sent clouds of smoke across the Pacific, where they brightened clouds and cooled the ocean.

The Far North Is Burning—and Turning Up the Heat on the...

Wildfires and human meddling are transforming the Arctic and its surroundings from a carbon sink into a carbon emitter, exacerbating...

The End of the Covid Emergency Is a Warning

The highest alerts are being unraveled globally. But with some 7 million people dead, there are hard lessons to learn from the pandemic—and...

Voyager 2 Gets a Life-Extending Power Boost in Deep Space

The NASA team hopes the iconic spacecraft and its twin can continue taking data beyond the solar system past their 50th birthdays.

Everyone Was Wrong About Reverse Osmosis—Until Now

A new paper showing how water actually travels through a plastic membrane could make desalination more efficient. That’s good news...

Google Is Using AI to Make Hearing Aids More Personalized

A new partnership between Google and an Australian hearing coalition is using machine intelligence to improve the customizability...