Joe Palca appears in the following:
Thursday, July 16, 2015
Scientists have long wondered what's in the wispy cloud of gas floating in the space between the stars, absorbing starlight. Turns out it's a form of carbon named after architect Buckminster Fuller.
Wednesday, July 15, 2015
Scientists have had a hard time finding the weak spots of Cryptosporidium parvum, but now that's changing. It's not a common killer in the U.S., but it's a different story in the developing world.
Tuesday, June 30, 2015
Entrepreneurs are turning to Oak Ridge National Lab's supercomputer to make all sorts of things, including maps that are much more accurate in predicting how a neighborhood will fare in a flood.
Friday, June 12, 2015
Scientists found a molecule crucial to perceiving the sensation of itching. It affects how the brain responds to serotonin, and may explain why anti-depressants that boost serotonin make some itch.
Monday, June 01, 2015
First you get a crazy message from a friend. Then you get a not-so-crazy message that could help you find a job or fight a disease.
Saturday, May 16, 2015
For astrophysicist Shrinivas Kulkarni, "The sky is so much richer and so much more imaginative than the imagination."
Wednesday, April 29, 2015
Two new large planets have been found orbiting a nearby star. But what makes the discovery interesting is they were found using a telescope at an observatory that was slated to be shuttered.
Wednesday, April 29, 2015
Astronomers using telescopes in Hawaii and California have found two exoplanets orbiting a star a mere 54 light-years away. The discovery is important for two big reasons.
Saturday, April 25, 2015
Amid this week's hoopla celebrating the Hubble Space Telescope, don't forget the clever astronomer for whom the space scope was named. In the 1920s, he changed our sense of ourselves and the universe.
Tuesday, April 21, 2015
At the Oak Ridge National Laboratory in Tennessee, the future of manufacturing is taking shape. At the lab, 3D printers offer some unique design opportunities as well as interesting challenges.
Wednesday, April 08, 2015
A modified venom from scorpions that carries a dye into the brain and makes tumors glow has cleared its latest hurdle. But will this attempt to improve brain surgery work in humans as well as animals?
Monday, March 30, 2015
Two physicists keen to detect a a very rare, high energy particle think you and I can help. The researchers are working on an app that would allow any smartphone to detect rare particles from space.
Wednesday, March 25, 2015
Current tests require growing anthrax in the lab, which isn't the best option for labs in Afghanistan. So engineers have come up with a credit-card-size test that could make the world a safer place.
Thursday, March 19, 2015
Why are 20 tons of fossils being stored in the bell tower at the University of California at Berkeley? A look into the world's only paleontological collection that has its own carillon.
Monday, March 09, 2015
Scientists in California report they are using the rapidly reproducing organism to track evolutionary changes. The twist is that the new work on evolution has implications for human cancers.
Monday, February 16, 2015
Physicist Robert Davies worked with a classical quartet and two visual artists to create a musical performance about climate change. The music and images, he says, help the information take hold.
Monday, January 26, 2015
A team of Indian physicists has made a mathematical model that purports to explain why ants don't have traffic jams. NPR's Joe Palca explains as part of his series, Joe's Big Idea.
Monday, January 19, 2015
Ants don't show road rage. In fact, some research shows they rarely get into traffic jams, able to maintain a steady speed even as their numbers swell. Can physics explain it?
Sunday, January 11, 2015
It was 15 feet long, with a snout shaped like a dolphin's. This newly identified meat-eater swam the seas near the Isle of Skye in the time of dinosaurs.
Tuesday, December 30, 2014
Using a giant pulsed powered machine in New Mexico, researchers have recreated the conditions inside the Sun, and their results help reconcile theoretical models with how the Sun behaves.