It was quite a discovery in tropical waters to bring in a Greenland shark, which can live for more than 500 years, according to the National Oceanic and Atmospheric Administration.

A NASA Earth scientist goes into detail about what kind of projects are being utilized to give us more information about our home planet.

Astronomers are saying that this is one case where you should absolutely look up. Face south in the night sky with some pretty strong binoculars or the telescope you got for Christmas.

Protests were held across the world on Friday (Sept. 24) to demand political leaders take action against climate change.

This week, NASA will start preparing for the possibility of an asteroid hitting the earth in the future.

Earth Day puts a spotlight on the planet’s health, and often makes us think about what we can do to help out.

China's space agency said the five-ton combination orbiter and rover fired its engine to reduce its speed, allowing it to be captured by Mars' gravity. “Entering orbit has been successful ... making it our country’s first artificial Mars satellite,” the agency announced. Tianwen, the title of an ancient poem, means “Quest for Heavenly Truth.”Landing a spacecraft on Mars is notoriously difficult. In 2011, a Mars-bound Chinese orbiter that was part of a Russian mission didn’t make it out of Earth orbit. AdBefore the arrival this week of the Chinese spacecraft and the UAE’s orbiter, six other spacecraft were already operating around Mars: three U.S., two European and one Indian.