The senator from Texas held a rally with fellow GOP candidate Donald Trump at the Capitol.

As Congress gets back this week, it's facing a nearly unprecedented number of deadlines and political dramas.

Researchers say “seeds” of an Alzheimer’s-causing protein may have been carried by tissue extracts.

In the airline business, filling seats is everything — except in this case. Investigators are looking into whether the airline reinstated the flight to curry favor with the powerful chairman of the Port Authority.

The viruses found so far have been harmless, but some scientists worry that climate change and human activity could uncover something deadly.

Forget academics. These college rankings evaluate other qualities that could determine just what the next four years will be like.

COLUMN | The (self-inflicted) pressure of expectations has again snapped the poise of key members of the team.

When a team moves on from its quarterback, chances are that player has outlived his usefulness in the league. And that includes Robert Griffin III.

21st Century Fox will pay $725 million to the National Geographic Society for its stake in the partnership.

Blake says the incident illustrates the problem of "unnecessary police force" in the United States.