The researchers propose that brain mitochondria work in two complementary modes: a long-timescale “baseline” mode that keeps neurons and circuits primed, and an “activity-evoked” mode that delivers ...

If you just bought a new house with a big yard, or your old riding mower is about ready for replacement, you’re probably faced with the question: Zero-turn or lawn tractor? There are arguments to be ...

Human evolution wasn’t a steady march toward bigger brains and better tools, a new study argues. Researchers compared 87 fossil skull fragments against six evolutionary models ranging from random ...

The Roman-era longhouses were built along a popular trade route from the time in an area where most people lived on isolated farmsteads.

We mine more sand every year than any other solid material, and scientists warn that we’re taking more than the planet can replenish.

The Colorado River is approaching thresholds its dams were never meant to cross. What happens next could transform how water and electricity move across the American Southwest.

While moss form vital substrates that allow more complex plant and animal life to move into new ecological niches, the plants themselves are often seen as simple lifeforms.

Fixed-blade knives are one of humanity's oldest tools, but they're far from obsolete. While folding pocket knives are more ...

First was the crackdown on hobbyist drones. Now, robot vacuums are finding themselves in the FCC’s crosshairs. In the latest expansion of the agency’s “Covered List,” the Federal Communications ...

These otherworldly orbs of light in the Chihuahuan Desert have perplexed locals for more than a century, but modern science ...

Despite the Cold War’s official end, Dead Hand was never dismantled and remains dormant today, raising unsettling questions ...