Physicists take self-assembly to new level by mimicking biology

Update: SpaceX, NASA studying possible reboost mission to Hubble Space Telescope

New evidence for liquid water beneath the south polar ice cap of Mars

NASA is hosting a press conference today at 4:30 PM EDT (20:30 UTC) regarding a "new study" that, according to the list of participants, involves the Polaris Dawn mission and the Hubble Space Telescope.