When a sperm fertilizes an egg, each contributes a set of chromosomes to the resulting embryo, which at these very early stages is called a zygote. Early on, zygotic genes are inert, so embryonic development is largely controlled ...
Cell & Microbiology
Dec 1, 2011
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(PhysOrg.com) -- Move over, Jetsons. A humanoid robot named Mae is traipsing around Cornell's Autonomous Systems Lab, guided by plain-English instructions and sometimes even appearing to get frustrated.
Computer Sciences
Nov 23, 2011
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In just 10 weeks, a group of University of Arizona engineering students took five crates of surplus hardware and two heavy-duty test vehicles, which didn't run, and mixed them with youthful enthusiasm, tenacity and many long ...
Engineering
Jun 2, 2011
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Fewer accidents, less fuel consumption, and fewer traffic jams: Autonomous, computer-controlled vehicles have many advantages in road traffic. In particular, if many cars join to form long convoys. On May 14 and 15, 2011, ...
Engineering
May 11, 2011
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(PhysOrg.com) -- "Junior," an autonomous car developed by the Stanford Racing Team, has been taught how to park itself -- by putting itself into reverse, accelerating up to 25 miles per hour, and then suddenly braking while ...
(PhysOrg.com) -- NASA has successfully completed a series of autonomous "drop" tests of a robotic lander test article - in a record 10 months - to demonstrate the ability to perform a controlled landing on the moon or other ...
Space Exploration
Nov 16, 2009
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