Link roundup

1. The gloves astronauts wear during spacewalks make their fingernails fall off. Via these sites.

2. "Routine prostate cancer screening does not appear to help men live longer, according to a new study that pooled the best available data on the controversial topic." Via.

3. The new Martha Stewart show is pulling in dramatically less viewers than the Golden Girls reruns that used air in the same time slot. Via.

*Buy NASA patches at Amazon.