Vanguard Group founder John Bogle joined CNN's Poppy Harlow to discuss the crazy August stock market. Bogle's advise to long-term investors is to try to ignore the noise and not react to the market's volatility.
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.