How is Mexico -- the United States' biggest trading partner -- and a favorite punching bag for Donald Trump -- reacting to the former president's election victory that returns him to the White House?

Unanswered messages. Endless swiping. An opaque algorithm. The online dating backlash feels like it's reached a fever pitch. Hinge's CEO is trying to do something about it.

An analysis of brains at various stages of Alzheimer's found that neurons called inhibitory neurons are the first to be affected by the disease.

Donald Trump's return to the White House will have strong reverberations in China — a country that Trump says has ripped off America, but is led by a strongman who he openly admires.

A deeper dive into Wednesday's post-election interview with former independent presidential candidate Robert F. Kennedy Jr., and his skepticism of public health expertise.