Stem Cell Molecules Repair Genetic Damage Researchers report that embryonic stem cells sent molecular signals that repaired fatal genetic damage to heart cells in laboratory mice.
NSF Announces Two Cybersecurity Centers To Study Internet &lt;b&gt;...&lt;/b&gt; The National Science Foundation (NSF) has announced 33 new projects from its \$30 million Cyber Trust program, including two new cybersecurity research centers that will focus on eliminating plagues of Internet worms and viruses and on building better 