For decades, scientists have thought that one of the big differences between men and women is that men can make children all their lives because men never stop making sperm. But scientific dogma said women aren't so lucky when it comes to their eggs.
When a nerve is injured, it's often hard to get it to regrow fast enough to restore function.
But now researchers say they can speed up that process, so that damaged nerves can be healed in days instead of months — at least in rats.
The scientists say they've developed a technique that reconnects the severed ends of a nerve, allowing it to begin carrying messages again very quickly. Usually, severed nerves must regrow from the point of injury — a process that can take months, if it ever happens.
Congress is in recess this week, but that didn't stop House Democrats from holding a hearing to take testimony from a Georgetown law student who was barred from testifying in last week's hearing about President Obama's policy on contraceptives, health insurance and religiously affiliated organizations.
It has been a bit of a sour week for drinkers of raw milk.
Yesterday, the U.S. Food and Drug Administration said a federal court had granted it a permanent injunction to keep a Pennsylvania raw milk maker from distributing across state lines to raw milk buying clubs. The decision was the latest in an escalating battle between the federal government and producers and consumers of raw milk.