NASA photos appear to show a pyramid-like structure the same size as Giza on Mars, prompting speculation about whether an ...

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about ...

Debunking alien claims matters, but so does telling richer, more compelling stories about how humans shaped their own past.

Sometimes we get stuck in a rut. Sometimes organizing is hard. Systems fail or they just don't work and we keep using them ...

From Mount Kailash to the Egyptian pyramids, these are some of the most sacred places in the world.

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about modern anxieties than the ...

How to drive Route 66: Stops, motels and detours that make the trip unforgettable - As Route 66 celebrates its centennial ...

Jupiter's moons harbor the largest oceans in the solar system, hidden beneath ice and subject to intense radiation. This ...

Discover surprising Illinois spots, from leaning towers to towering cliffs and quiet wetlands, that turn any trip into an unforgettable adventure.

U.S. President Donald Trump said he has demanded about seven countries send warships to keep the Strait of Hormuz open as ...

The question of whether you are getting enough sleep, and the right kind of sleep, is one that can occupy many a waking hour.