The allure of the extreme

Amazing answers to your curious questions

From strange lights in the sky to rocks that spontaneously glide across the ground, the mysteries scientists are trying to finally crack

From colliding galaxies to supermassive black holes, we take a look at some of the strangest sights in the universe

Q How tall are the White Cliffs of Dover? ASome parts of the iconic cliff attraction in the very southern tip of England reach more than 300 feet high. Given that it is seen by many crossing the Chann

Much of what we don’t understand about being human is simply in our heads. The brain is a befuddling organ, as are the very questions of life and death, consciousness, sleep, and much more

The best discoveries, inventions and surprises