But because CGRP has a complex receptor the slot where the molecule must bind in order to initiate actions in the body it took chemists 15 years to figure out how to block the effects of CGRP, and even longer to develop a compound that could be taken orally, says Dr. Goadsby.

WSJ: Fresh Target in Hunt for a Migraine Cure

After hearing from a panel of technical experts, in November a French judge gave Yahoo three months to figure out a way to block French users from access to Nazi materials.

FORBES: Swastika.com

After hearing from a panel of technical experts, a French judge in November gave Yahoo three months to figure out a way to block French users from access to Nazi materials.

FORBES: Swastika.com

Morrison was particularly impressive and was unlucky when the giant figure of Fabricio Coloccini managed to block his goalbound shot.

BBC: West Brom 2-3 Newcastle

Companies figure that they might as well get your own mental block to work for you rather than against you, thus the rise of opt-out policies you see these days.

FORBES: Retiring On Time: The 1% Solution

The unauthorized action figure goes on sale next month unless Apple or the Jobs estate can block it.

FORBES: The Steve Jobs Action Figure Walks Into the Uncanny Valley but Will Anyone Buy Him?