The possibly never-ending quest toward an explanation is the purview of a scientific field called Origins of Life, or OoL (a word that seems like it would be a good name for the first-ever organism).

The Bullet Cluster is nigh impossible to explain by modifying Isaac Newton and Albert Einstein’s theories of gravity. So are other recent observations, such as galaxies with anomalously slight or ...

Scientists believe dark matter makes up most of the mass in the universe — about 95% of it. The LUX-ZEPLIN experiment, one of the most sensitive cosmic detectors ever built, may have caught a first ...

For nearly a century, scientists have been trying to identify dark matter, the mysterious material believed to account for ...