On this episode, Mark and the crew are back at Grand Cayman Island… and on this adventure they're going night diving to ...

A fishing trip of the California coast last week produced an extraordinary catch: a type of octopus that constructs its own shell to ride ocean currents.

Everyone knows three things about birthright citizenship. First, the writers of the 14th Amendment never intended it to apply to illegal immigrants.

As America celebrates its 250th birthday, a growing political movement isn’t just sitting out the party but actively working to tear down the constitutional system. It’s not a “both-sides” issue: a ...

A U.S. Space Force mission pitting two satellites against each other has completed the organization's first tactical ...