Dubbed REBELS-25, this disc galaxy seems as orderly as present-day galaxies, but we see it as it was when the Universe ... In Odd Galaxy, NASA's Webb Finds Potential Missing Link to First Stars Oct.

How much do you really know about baby animals? When can you start training a puppy? Why is the internet obsessed with Pesto the penguin? Time to test your baby animal knowledge.

Nov. 11, 2024 — Why is the expansion of our Universe accelerating? Twenty-five years after its discovery, this phenomenon remains one of the greatest scientific mysteries. Solving it involves ...