"In the future, maybe there will be a heart-healthy yogurt, or a drug to block the formation of TMAO, " he said.

WSJ: New Health Culprit Carnitine Found in Red Meat

Just as the animals were anticipating a new shock, the scientists injected a chemical into their brains to block the formation of new memories.

FORBES: Oblivion in a Pill

Many kids aren't getting enough from their diet or the sun, especially since sunscreen can block vitamin D formation as well as blocking harmful rays, so take 'em outside!

CNN: A family's guide to healthy food substitutes

Lewis was the sole bidder on the Olmos Block, named after the geologic formation straddling the border.

FORBES: Magazine Article

First of all, the relief valve is the final and most assured final step -- that would be to essentially drill down the 19, 000 feet to where the formation is and to block off the well that is now open.

WHITEHOUSE: Press Briefing on Oil Spill in Gulf of Mexico