It’s like finding change in the couch cushion.

Reversible dynamics for closed timelike curves.

Shared with Dropbox.

Archeological evidence in the Lavant region of the Middle East points to a past where Neanderthals and Homo sapiens co-existed, and likely interbred early in our origin story.

This adorable little nebula makes its home in the cloudscape of the much larger Carina Nebula, about 7,500 light years away from Earth.

The tiny nebula is about 7,500 light years away, with no nice green leaves in sight.

The newly-discovered species belongs to Horaglanis, a genus of rarely-collected, tiny, blind, pigment less, and strictly aquifer-residing catfish.

It currently includes four species endemic to the southern Indian state of Kerala.

When the universe’s first stars emerged from the cosmic dark ages, they ballooned to 10,000 times the mass of Earth’s sun, new research suggests.

The Vertiia’s box wing design reduces wingtip drag and ups aerodynamic efficiency, which will let it operate smoothly in urban environments.

Two weeks since initial catastrophic earthquakes, seismologists weigh in on how much longer Turkey could face additional tremors.

Predictive-learning models have been around for decades, but what is new about ChatGPT is the way it is trained, giving it access to larger sets of data.