"What If is an epic exploration of possibilities. What If is a Webby Award-winning science web series that takes you on a ...

When some of the biggest stars reach the end of their lives, they explode in spectacular supernovas and leave behind ...

Australian researchers have discovered a dead star that takes hours rather than milliseconds to spin, challenging scientists' ...

One of humanity's largest ever projects is slowing down the spin of the Earth, making our days slightly longer. Work on China ...

As far back as 470 BCE, ancient Greeks speculated the Earth itself moves. In 1851, French physicist Leon Foucault ...

Use precise geolocation data. Actively scan device characteristics for identification. Store and/or access information on a ...

It is 24 hours with respect to the sun but once every 23 hours, 56 minutes, and four seconds with respect to other distant stars. The earth revolves around the sun in 365 days, six hours, nine minutes ...

NASA scientists have warned that China's Three Gorges Dam, the world's largest hydroelectric power station, has the potential ...

Ever since its formation around 4.5 billion years ago, Earth's rotation has been gradually slowing down, and its days have ...

Learn how to build a cabin in the wilderness by watching the wind and light rotate through the property and following a cabin ...

Yet, NASA issued a startling warning about the potential consequences of filling the dam. The space agency cautioned that ...

Every 29.5 days, the moon goes through its full rotation, meaning that most months have a Full Moon and a New Moon for you to ...