In the book "The Call of the Honeyguide," applied ecologist Rob Dunn explores mutually beneficial relationships between different species. But Dunn argues the relationship between humans and cats may ...

A fridge-size space rock spectacularly broke apart over Ohio at 40,000 mph, creating a loud boom and a "fireball" that shone in the bright blue daytime sky. The rare sight, which exploded with the ...

A landmass that once connected Britain to mainland Europe had temperate forests that could have sustained Stone Age people ...

How telescope magnifications work and why eyepieces are the best upgrade for achieving your stargazing goals. When you ...

Researchers made small, pure samples of the elusive mineral lonsdaleite – also known as hexagonal diamond — and tested its ...

Sørvágsvatn, also called Leitisvatn, is the largest lake in the Faroe Islands. Viewed from a certain angle, one side appears ...

China's massive Sky Dragon and Matrix aircraft are suitable for up to 10 passengers, or more than one ton of cargo.

A new vehicle is the first mass-produced passenger EV with a viable sodium-based alternative to conventional lithium-ion ...

Many mammals have fur the color of brown and black. Why don't they have more exotic colors, like purple and neon pink?

The comet formed in a cold and distant part of the early Milky Way up to 12 billion years ago, putting it just under 2 billion years the age of the universe.

The spider-shaped sword ornament was created in Ghana in the 19th century and was passed down in a Texas family for ...

Earth's shadow follows the planet as it orbits the sun. You can get a sense of its enormous, awe-inspiring size by seeing this silhouette cast on objects ranging from satellites to the moon.