Satellite Cassini flew through geyser plumes spouting from Enceladus and gathered ice crystals. These crystals are salt-rich, suggesting that a hidden salty sea lurks beneath Enceladus's icy cap.
Red shirt protesters clashed with Bangkok police after a renegade general who supported the opposition was shot Thursday. Two months of violence have now killed 34 people.
Egypt TV showed President Hosni Mubarak sitting up and talking after having surgery last week. The incident had sparked speculation over whether he was too unwell to lead Egypt after nearly three decades in power.
Dense galaxy-size 'lenses' and the fact that light is bent by dark matter let researchers peer deeper into the universe.