We've all seen a flock of birds shift direction instantaneously mid-flight, or a school of fish swirl in what looked like tightly choreographed maneuvers. That's called collective behavior and it fascinated and baffled scientists. Why do they do it? How? Telepathy? Now technology is revolutionizing the way researchers can track, visualize and even create swarms, and what they're finding will make you go wow.
An obviously unhappy Judge Edward Korman has approved the Obama administration's proposal to make just one formulation of the morning-after birth control pill available over the counter without age restrictions.
But in a testily worded six-page memorandum, the federal district judge made it clear he is not particularly pleased with the outcome. He has been overseeing the case in one way or another for more than eight years.
The story of U.S. Circuit Court of Appeals Judge Edith Jones involves a controversial speech to the Federalist Society, calls of racism, last-ditch efforts to stop an execution and now a rare formal disciplinary review by the Judicial Council of the District of Columbia Circuit.
The case has been bubbling for the past couple of weeks. It's complicated, but interesting, so we'll tell you about it in chronological order.
Originally published on Thu June 13, 2013 12:54 pm
A trio of Chinese astronauts has successfully docked with the Tiangong-1 space laboratory for what's expected to be a total of 15 days in orbit — the longest mission to date for China's burgeoning manned space program.
A once-a-day pill has been proven to lower the risk of getting HIV among needle-using drug addicts, just as it does among heterosexual couples and men who have sex with men.
Among 2,400 injecting drug users in Bangkok, those assigned to take a daily dose of an antiviral drug Viread, or tenofovir generically, had half the risk of getting HIV over a four-year period as those who took a placebo pill. Among those who took tenofovir faithfully, there were 74 percent fewer infections.