This Week in Science:

It’s time for “Nerd News,” covering the most important news for your brain. Here’s a quick rundown of this week in science . . . in space news: We may have figured out how to use ultrasound pulses to make us hibernate on long space missions. Forget space exploration . . . just think of the PARENTAL APPLICATIONS! And in animal news: Killer whales have started teaching their young to attack boats. Basically the ending to the first Jaws movie!