The universe is messy and complicated.

Six planets will appear close together after sunset in a rare planetary parade. Here is how and when to see this beautiful sky event.

Scientists have identified a rocky outer planet in a system where a gas giant was expected. The discovery challenges ...

For life to develop on a planet, certain chemical elements are needed in sufficient quantities. Phosphorus and nitrogen are essential. Phosphorus is vital for the formation of DNA and RNA, which store ...

When you hit a bad shot, don't automatically try a quick swing fix — it could lead to wrecking your whole round.Getty Images One of the biggest problems I see with the average golfer is a hyper-focus ...

One of the biggest problems I see with the average golfer is a hyper-focus on ball flight and the instinct to immediately “fix” what went wrong on the very next swing. When you do that, you can ...

Why is it so rare to find exoplanets orbiting two stars, also called circumbinary planets (CBPs)? This is what a recent study published in The Astrophysical Journal Letters hopes to address as a team ...

I’ve yet to meet a physicist that didn’t believe in the beauty of the general theory of relativity—Einstein’s description of gravity as the curvature of spacetime. After all, it’s consistently ...

Astronomers have found thousands of exoplanets around single stars, but few around binary stars—even though both types of stars are equally common. Physicists can now explain the dearth. Of the more ...

A step-by-step explanation for why planets that orbit a double star eventually enter an unstable orbit and disappear from the system. Of the more than 4,500 stars known to have planets, one puzzling ...

Planet Labs is a start-up working on satellite imaging services from space. The company's backlog is growing rapidly. Even after this drawdown, the stock trades at a premium price. However, as of ...