If you're at all interested in archeology, you've probably read about the San Bartolo Mayan mural, which dates back to about 100 B.C.—about 700 years earlier than the Bonanpak murals, previously considered the oldest yet discovered.
Physicist Matt Sellars and his research team at the Australian National University's Laser Physics Center have "frozen" laser light—slowing it from 670 million miles an hour to 670 miles an hour, and then stopping it altogether.
I do not listen to Christmas records. I just don't—a legacy of working in record stores over waaay too many holiday seasons. So, when I tell you that I can't stop listening to Dana Cunningham's Silent Night, you just have to believe that it's pretty special. It's quiet, ruminative, and deep—good sound, too.