It's taken nearly a decade and three billion miles to get there, but scientists are about to get their first look at Pluto.
The New Horizons spacecraft is closing fast on the tiny world once thought to be at the edge of our solar system. On Tuesday the probe will begin an intensive nine-day scientific study of Pluto and its moons.
Shark Week is a ratings bonanza for the Discovery Channel with more than 40 million people tuning in last year. Shark Week kicked off this weekend with the most hours of programming ever in its 28-year history But many scientists think the huge audiences β and the hype β have come at the expense of real science.
A generation of shark scientists cut their teeth on Shark Week.
The International Space Station has just received a much-needed delivery, including some groceries, aboard a Russian capsule that successfully docked after three previous attempts to resupply the orbiting laboratory had failed.
The new Pixar animation Inside Out, directed by Pete Doctor (Monster's Inc., Up), is the playful and ambitious story of the emotional life of a young girl, Riley, who is uprooted when her parents move to a new city so that her father can take up a job. Like a lot of science fiction, however, the fiction drags because the science never really makes any sense.
Those who spend much time on the Carolina beaches know that many shark species, and even whales, are frequent visitors during the summer. And, though it's extremely rare, those sharks have been known to attack humans.
But this year, there have already been seven shark attacks off the North Carolina coast since June. It's a number that has surprised even the most seasoned of shark-watchers.
What do we know about the power of food to rev up sex drive? Not much.
"Really, science has not figured out what determines sexual motivation and sexual attraction. If we knew the answer to that, we'd probably be richer than Pfizer after they invented Viagra," says Dolores Lamb, director of the Center for Reproductive Medicine at Baylor College of Medicine.
She hasn't seen any compelling evidence that any particular food can intensify desire.