December 21, 2012, 1:39 p.m.
by Mat McDermott
To reduce the amount of stuff in your house, take advice from author Dave Bruno, who writes about narrowing his possessions down to 100 things.
What looks like a terrifying hole to the underworld is much more benign.
A central Texas getaway lures daredevils and those simply wanting to cool off.
Antarctica is oddly barren of iron-based meteorites. What could have happened to them?
2 waterfalls send half of a river on its way to Lake Superior. Where did the other half go?
Scientists are baffled at this seemingly altruistic behavior.