It's related to HIV, yet you've probably never heard of it. | Continue reading
Observations made a thousand years ago could help modern scientists find the theoretical "Planet Nine" in the outer reaches of the solar system. | Continue reading
The small bit of weapons-grade material, about the weight of a paperclip, was discovered missing after more than a decade. | Continue reading
On April 25, California law enforcement announced the possible capture of a long-sought serial killer. Shortly after, it was reported that police had used public DNA databases to determine his identity. | Continue reading
Hawking's final paper sorts out some of the thorniest problems of the Big Bang and the multiverse. | Continue reading