by Katherine J. Wu In space, no one would hear you scream. But make a quick detour down to the surface of Venus, and all bets are off. Because even if you scream on another planet with no one else around to hear it, you’ll certainly make a sound – just not quite the one you’d make on Earth. And with that cliffhanger, let’s tap … Continue reading You Asked: If you were able to talk on another planet, how would you sound?
An ultrasound is probably most popularly recognized as a doctor’s tool to peer into the womb and take a look at a growing fetus during a woman’s pregnancy. But what if sound could be used to take a look at even smaller things – like the microorganisms in your gut? Mikhail Shapiro’s research group at the California Institute of Technology has been able to track … Continue reading Can we locate bacteria by listening to them?
by Erin Dahlstrom figures by Utsarga Adhikary Popularized by films like Star Trek and Star Wars, the tractor beam is an iconic science fiction technology that allows the user to manipulate objects in space without making physical contact with the objects. While humans today may not be ready to use this technology in outer space, the ability to manipulate objects without touching them could potentially … Continue reading Bringing Star Trek to Life: Scientists in Spain and the UK develop “tractor beam” to manipulate particles