A thick haze of organic material let the early Earth soak up the sun’s warmth without absorbing harmful ultraviolet rays, according to a new study.
The model offers a new twist on an old puzzle: Although …

After years of struggling to understand how to properly assemble a galaxy, astronomers have discovered that the answer is blowin’ in the wind. The supernova wind, that is.
New computer simulations show that winds generated by …

An ancient script that’s defied generations of archaeologists has yielded some of its secrets to artificially intelligent computers.
Computational analysis of symbols used 4,000 years ago by a long-lost Indus Valley civilization suggests they represent a …