South Africa, in the mid-1800s, planted millions of Australian acacias as a dune fix; 180 years later, that decision is costing the country its rivers and ecosystem

A study reveals how the introduction of Australian acacias in the mid-1800s to stabilize dunes has resulted in significant ...

The American innovation that made millions of others possible

From the lightbulb to the airplane, to medical breakthroughs and the internet age, the past 250 years have been defined by ...

We Could Seed Alien Life Elsewhere in the Universe—But We’ll Never Undo the Devastating Consequences, Scientists Caution

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

These Are the 10 Best 4th of July Movies for Kids When It's Too Hot for Fireworks

When the weather on the Fourth is too hot or rainy, kids can still celebrate the birth of the nation with these films, from ...

All Men Are Created Equal, but What Does Equal Mean?

H eaven created all persons in the same rut.” This is how one early Japanese translation of the Declaration of Independence ...
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Could humans someday explore Saturn's moon Titan, or will humanoid robots do it for us?

Could humans ever set foot on Titan, or will AI-powered humanoid robots make the voyage instead?