---asks Anonymous from New York, NY.
A patient’s dental problems could mean more than lapses in personal hygiene.
New CPR guidelines go into effect.
Cosmologist and author Janna Levin talks about art, science and her new book.
--asks Michael Y. from Detroit, MI.
A corpse flower grows in Brooklyn.
Engineers attempt to protect eroding beaches.
What happens when the vaccine for a childhood disease fails?
-asks Heather B. from Santa Rosa, CA
Watching the game might get your heart beating as fast as playing it.
Computer scientists combat film piracy.
Will the Ivy League's pillars crumble?
Hospitals react to NYC's high maternal death rate.
Rare colorful marvel makes an appearance over Spokane, WA.
Mysterious sleeping disorders make life a misery for those afflicted.