Twice-reflected sunlight subtly illuminates the dark limb of the crescent moon just before and after the new moon in a phenomenon called Earthshine, or 'Da Vinci glow'.
A diver off the coast of Israel discovered an 1,800-year-old Roman shipwreck containing 44 tons of artifacts.
The discovery of a gene variant that protects against an early, insidious form of Alzheimer's could lead to new treatments for the disease.
The James Webb Space Telescope took its first close look at a "mini-Neptune" — the most common type of planet beyond our solar system — and found signs of water.