Uncategorized
- Health & Medicine
Bacteria that do logic
A team engineers microbes to perform AND, OR, NAND and NOR logic operations.
- Space
Hubble revives
A plan to switch the Hubble Space Telescope to a backup system works, waking up the telescope after more than two weeks of silence.
- Life
How Tiktaalik got its neck
The oldest fossil with a neck, Tiktaalik roseae, shows how animals developed a head for living on land.
- Health & Medicine
Streamlined polio vaccine fights outbreaks
Back to basics: A simplified polio vaccine works better than the standard approach and overcomes an unforeseen shortcoming in the widely used oral vaccine.
