Asteroid impacts could create niches for life, suggests Chicxulub crater studyphys.org·1 pts·jcater·0
David Bunnell, publisher of tech magazines PC World and Macworld, dies at 69washingtonpost.com·3 pts·jcater·0
Stanford pioneer of praising kids for effort says we’ve totally missed the pointqz.com·2 pts·jcater·0