Amazing answers to your curious questions

How high up is the lowest level of ...

Meteors are remnants from the creation of our Solar System that burn up when they hit Earth’s atmosphere. As they vaporise, typically 80km to 120km (50–75 miles) above the ground, they leave a trail o

The future of Greenland has dominated the headlines in recent weeks, but increasingly the real action, both commercially and militarily, is taking place hundreds, even hundreds of thousands of miles a

The end is inevitable. Eventually, our Sun will grow old and die. When it does, how much of the rest of the Solar System will it take with it? The fate of Earth hangs in the balance… The end will star

Unlike us, dogs don’t use maps or navigation technology, but scientists are discovering that dogs might have other amazing skills that can help them know where they are in time and space. One of these