Sir Jim Ratcliffe created his own car company from scratch to build the ultimate off-road SUV. On a punishing seven-day ...

For those that love optical illusions – and a good explanation for the mind-bending properties of them – finding one you haven't seen before is a real treat. And that's just happened with this (I ...

Our brain and eyes can play tricks on us—not least when it comes to the expanding hole illusion. A new computational model ...

Scientists discovered a moth that appears 3D despite having flat wings. Tiny structures on its wings reflect light that ...

The neutrino was 30 times more energetic than any other previously observed particle of its kind. Scientists still don’t know ...

We rank the 13 Best Places to Visit in Costa Rica. See which places our readers like the best, and vote for your favorites.

The biggest stories of the day delivered to your inbox.

NASA’s Curiosity rover observed a feather-shaped iridescent cloud, offering insights into Martian atmospheric conditions.