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Is Santa's Sleigh Powered By Caribou?

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In a study, a biology professor argues the animals pulling Santa's sleigh might actually be young caribou. North American Caribou have a "greater power to mass ratio" than Siberian reindeer. They are leaner and have longer legs.

'Better Call Saul' And 'The Great American Dream Machine' Shine As DVD Box Sets

TV critic David Bianculli shares his enthusiasm for two newly released DVD box sets: season one of Better Call Saul and a four-DVD set of the 1970s PBS variety show, The Great American Dream Machine.

Sweet Name Of Kids' Clinic Gives Some People Heartburn

The Krispy Kreme Challenge Children's Specialty Clinic gets its name from a student-run charity race in Raleigh, N.C., that has already raised $1 million for kids. Still, some find the name unhealthy.

60 Years Later, What Can Activists Learn From The Montgomery Bus Boycott?

Decades after Rosa Parks changed history, a new generation faces the challenge of remaking the civil rights movement for the next century. What can they learn from the past to build for the future?

Someday A Helicopter Drone May Fly Over Mars And Help A Rover

NASA is building a 2-pound helicopter drone that would help guide the vehicle on the Red Planet's surface. That way, the rover wouldn't need to wander as much to find its way around.

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