And yet, knowing what I know about the climate, the promise of a return to supersonic flight is a little tarnished. We’re in ...

The toothlike structures represent a step toward bioengineered replacements for dental implants, say researchers behind the work.

Supersonic planes will burn significantly more fuel than current aircraft, resulting in higher emissions of carbon dioxide, ...

For every technological gadget that becomes a household name, there are dozens that never catch on. This year marks a full ...

While Nomi's chatbot is not the first to suggest suicide, researchers and critics say that its explicit instructions—and the ...