A luxurious five-star beachfront resort in Greece on Booking.com looks idyllic for a getaway. But the exact same hotel is listed as a four-star hotel by On the Beach and 'four stars +' on Tui’s ...

The Archimedes screw mechanism, an ancient Greek invention still used today . Credit: Kuroczynski, Wikimedia Commons, CC-BY-SA-4.0 Have you ever wondered how ancient civilizations moved water uphill ...

A red giant star and white dwarf orbit each other in this animation of a nova similar to T Coronae Borealis. NASA/Goddard Space Flight Center Astronomers have been watching a small constellation ...

We've rounded up the best star projectors, all of which offer either an educational experience or a beautiful cosmos ambiance inside your home. The best star projectors on the market bring the ...

The nova is ignited when a "vampirific" white dwarf steals too much matter from a companion star. A new set of predictions for the so-called "Blaze Star," T Corona Borealis suggests the star might ...

Scientists have announced that a dim star in a constellation easily visible after dark from the Northern Hemisphere may be on the verge of exploding. The binary star system, called T Corona ...

IN March 1839, the historic little screw-driven vessel S.S. Archimedes began her trials in the River Thames. A month or two later she visited Portsmouth, and afterwards made voyages around the ...

Soon, he would make a brilliant find. One of the star subjects he and his collaborators already spent so much time with was actually a double; it's just that no one had noticed. The cosmos ...