From the daily newsletter: why we should be in the streets; and Pope Francis’s tangled relationship with Argentina.

The Earth Day movement gave us cleaner air, safer water and a second chance for hundreds of species. However, we still have a ...

President Trump and President Volodymyr Zelensky of Ukraine are among the world leaders who plan to attend the funeral. The ...

Members of the Kardashian-Jenner family gifted Jeff Bezos' fiancée Lauren Sánchez a present that's out of this world for ...

Once you have determined your risk — and are aware of how to monitor for changes to it — you should make plans for what to do before, during, and after an eruption. Have an idea of a safe evacuation ...

After a brief safety check ... the internationally recognized boundary of space 62 miles above Earth, before unbuckling to float weightless and gaze at our planet. The crew returns gently under ...

Green oceans on early Earth, shaped by iron, pushed microbes to evolve light-absorbing tools that worked in green light.

Finally, scientists from the University of Oxford have the answer - and say that, contrary to popular belief, Earth's water did not come from asteroids after ... had been found before, they ...

Excavations on unpromising mounds in the Iraqi desert revealed Sumer’s earliest city. Surviving relics and a rebuilt temple have given experts more clues about the ancient metropolis of Eridu.

An all-female crew, including singer Katy Perry, flew into space on a Blue Origin rocket. They touched down back on Earth ...

But after face-planting into the dry earth, he got up, swung open the door and shouted, “Come on out, guys!” before embracing Sanchez with a hug and a kiss. “Where are my babies?” ...

Tantalizing clues in 4-billion-year-old asteroid Bennu samples could reveal particular molecular formations that some ...