Researchers link a gene to the emergence of spoken language
Why did humans start speaking? Scientists suggest genetics played a big role and say the evolution of this singular ability has been key to our survival.
Why did the Delta plane flip over on the Toronto runway? What we know so far
Here's what we know so far: The Federal Aviation Administration said Delta Air Lines Flight 4819, which was operated by ...
Are plane crashes on the rise? What to know about the recent incidents
A recent crash involving a Delta Air Lines flight from Minneapolis to Toronto marks the latest in a string of aviation ...