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Is Using a Stair Machine the Same as Climbing Stairs?

You can get a great workout by walking up the stairs in a tall building. The only...

Males of this ancient human cousin weren’t always bigger than females

An ancient, distant human cousin from southern Africa called Paranthropus robustus has for the first time revealed...

Students’ mental health imperiled by $1 billion cuts to school funding

Four-year-old Elijah’s task was to draw a penguin, his favorite animal, and then rip up the paper...

Genetics might save the rare, elusive saola — if it’s not already extinct

It’s not looking good for the saola. If it still exists, it is one of the world’s...

The Plan to Send Plant-Filled ‘Gardens’ Into Orbit

It looks like some kind of seed pod or pine cone caught mid-explosion. At the center, there’s...

Starship’s Latest Test Reveals New Problems for SpaceX to Solve

SpaceX made some progress on another test flight of the world’s most powerful rocket Tuesday, finally overcoming...

Hummingbirds Are Evolving to Adapt to Life With Humans

Some species of hummingbird are adapting to urban life by undergoing evolutionary changes in their anatomy, influenced...

A passing star could fling Earth out of orbit

Bad news, earthlings. Computer simulations of the solar system’s future reveal a new risk facing us all:...

Personalized gene editing saved a baby, but the tech’s future is uncertain

When a baby born in Philadelphia was announced as the first person to get a gene therapy...

‘Silent’ cells play a surprising role in how brains work

Brain cells named for stars are finally getting their time to shine. Three distinct studies, published May...

Mushroom Supplements Are the Biohackers’ Latest Fix (2025)

From ancient remedies to your Amazon cart, mushroom supplements have traveled a circuitous road. They nourish the...

Bedbugs may have been one of the first urban pests

The earliest cities may have had plenty of parasitic, six-legged tenants.  Common bedbugs (Cimex lectularius) experienced a...
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