Incoming Chief of Staff Rahm Emanuel is known for his fierce partisanship and take-no-prisoners style. Why did Obama pick him to run the White House? From our morning news briefing to a weekly ...

Dark Energy 'Doesn't Exist' So Can't Be Pushing 'Lumpy' Universe Apart Dec. 20, 2024 — One of the biggest mysteries in science -- dark energy -- doesn't actually exist, according to researchers ...

Feb. 20, 2024 — The drug finasteride, also known as Propecia or Proscar, treats male pattern baldness and enlarged prostate in millions of men worldwide. But a new study suggests the drug may ...