Searching for technosignatures—signs of technology on a planet that we can see from afar—remains a difficult task. There are so many different factors to consider, and we only have the technological ...

Humans Arrived in the Final Minutes of Earth’s “Year” — And the Future Holds Astonishing Events ...

Earth has experienced several climate cycles throughout its long history, including several ice ages that caused the planet to freeze over. The last ice age occurred approximately 11,700 years ago, ...

Practically every previous instalment in the Alien franchise has involved synthetic characters, but, until Alien: Earth, these were primarily just in the form of androids – completely mechanical ...

Understanding the complex, changing planet on which we live, how it supports life, and how human activities affect its ability to do so in the future is one of the greatest intellectual challenges ...

US Secretary of State John Kerry Thursday urged nations to set ambitious goals to curb greenhouse gases, warning climate change deniers that gambling with the Earth's future was a risky business as ...

In the race to secure the critical mineral supply chain, the U.S. government has sought to ramp up production of rare earths and rare earth magnets. Now, experts say the key to securing these supplies ...