"It's a very curious time in high-energy physics," says Michael Peskin, a researcher at SLAC National Accelerator Laboratory in California. On the one hand, researchers have just made the most significant discovery in decades: In July of last year, they announced they had found the Higgs particle at a collider in Switzerland. The Higgs is part of the mechanism that gives mass to everything. It is so fundamental that without it, we wouldn't exist.
James Van Dyke Evers was only 3 when his father, Medgar, was assassinated in the driveway of the family's home in Jackson, Miss., in June 1963.
A sniper shot Medgar Evers in the back as he returned from a meeting late at night. Tensions had been running high because Evers, the first field secretary for the NAACP, was making headway in pushing the state's black citizens to register to vote. White Mississippians who had lived comfortably under segregation could feel the ground shifting beneath them — and they didn't like it.
Originally published on Tue August 13, 2013 7:56 am
It's bad enough to have to be tested for dementia. It's even worse if the test isn't fair. Researchers in Chicago found they needed to update the screening test for a type of early onset dementia so that the measure would more accurately pick up symptoms among a new wave of patients — baby boomers and Gen Xers.
Originally published on Mon August 12, 2013 8:14 pm
The conclusion of Beyonce's high-wattage Super Bowl spectacular — and the subsequent blackout in the New Orleans Superdome — are the first and second most tweeted-about moments in Twitter history, according to the social media giant.