NASA's Artemis II mission lifted off from Kennedy Space Center in Florida at 6:35 p.m. Eastern Wednesday. The mission aims to send four astronauts around the moon on a roughly 10-day journey.

It's the first time in more than 50 years that NASA astronauts have ventured back toward the moon.

Scientists say the little fish may hold broader lessons for raising other marine species in captivity.

A new study genetically shows dogs existed almost 5,000 years earlier than scientists could prove.

On Wednesday, the crew of NASA's Artemis II could blast off on a mission around the moon and back. No astronaut has ventured out to the moon since the 1970s.

A large share of science funding comes through philanthropy, with little legal or public scrutiny. This lack of oversight allowed Jeffrey Epstein to cultivate scientists and launder his reputation.

The Trump administration has delayed billions of dollars for projects to protect Americans from floods, wildfires and hurricanes. Local leaders are increasingly anxious.

Scientists fear that the reef may be gone by the end of the century if ocean warming caused by climate change continues.

An unprecedented look at the birth of a sperm whale found that mother and calf were supported by other whales throughout the process.

A group of researchers says these pythons may hold secrets that could help us live longer and better.