Joe Palca

Joe Palca appears in the following:

Molecular Scissors Could Help Keep Some Viral Illnesses At Bay

Wednesday, November 13, 2019

A new technique uses the CRISPR molecule to snip away at the part of RNA viruses that allows them to spread infection by making copies of themselves.


A New Way To Stop Viruses

Wednesday, November 13, 2019

Scientists in Massachusetts think they may be onto a new approach for treating viral infections, using CRISPR to quickly target the part of the virus that replicates it.


How The World Has Changed! Science During The 40 Years Of 'Morning Edition'

Wednesday, November 06, 2019

When NPR's morning show debuted in 1979, AIDS was an unknown acronym, computers were specialized tools of scientists and engineers, and climate change was a bipartisan issue.


The Changes In Science And Technology Over The Last 4 Decades

Wednesday, November 06, 2019

A look at the biggest stories in science, technology and health over Morning Edition's 40 years on the air.


Itty-Bitty Satellites Take On Big-Time Science Missions

Wednesday, October 23, 2019

CubeSats are only about twice the size of a Rubik's Cube. Once dismissed as tools for students learning the principles of aerospace engineering, they're now being used for more sophisticated missions.


NASA Scientists Have A New Way To Try And Free InSight Lander That's Stuck On Mars

Thursday, October 17, 2019

A sophisticated thermometer on NASA's Mars InSight lander has been stuck for months. It was supposed to drive down 16 feet into the Martian soil but stopped. So scientists used a novel way to free it.


An App That Can Catch Early Signs Of Eye Disease In A Flash

Monday, October 07, 2019

After his son developed a rare eye cancer, a chemist in Texas developed a smartphone app that uses a camera and artificial intelligence to detect early signs of eye disease.


A Speedy Test For Norovirus Could Help Water Supplies Check For Contamination

Friday, August 30, 2019

Flooding from storms can sometimes lead to contamination from sewage in the drinking water supply. Scientists are trying to develop a quicker test for one troublesome contaminant: norovirus.


A Newer, Faster Way To Detect Norovirus In Water Supplies

Tuesday, August 27, 2019

Norovirus sickens tens of millions of people each year. They get the disease from contaminated food or water. Engineers have developed a rapid, inexpensive test to detect the virus in water supplies.


Want To Know What's In Your Sweat? There's A Patch For That

Tuesday, August 20, 2019

Scientists are getting closer to developing a wearable patch that can measure hydration and other health markers — in sweat. The hope is it could give athletes more data to boost their performance.


Maybe The Way To Control Locusts Is By Growing Crops They Don't Like

Monday, August 19, 2019

A lab at Arizona State University tries to find new ways to combat the global scourge of locusts. One solution may have to do with farming practices.


These Engineers Have Found A Way To Use Sweat For Some Medical Tests

Friday, August 16, 2019

Engineers at the University of California Berkeley have developed a patch that can measure someone's sweat composition and sweat rate at the site of excretion.


What To Feed Locusts

Friday, August 09, 2019

Researchers at Arizona State University are studying locusts in hopes of finding better ways of preventing swarms from destroying crops.


This Handy New Device Might Help KO Cholera

Wednesday, August 07, 2019

An engineer has invented a new way to test for the presence of cholera bacterium in water. The test could be useful in remote areas, because it's lightweight and self-contained.


Chile And Telescopes Are A Match Made In Heaven

Friday, August 02, 2019

The South American country is home to the Andes Mountains and the Atacama Desert, places that have some of the stillest and driest air in the world. That makes them ideal for astronomy.


New Telescope Promises To Revolutionize Astronomy

Wednesday, July 24, 2019

A powerful telescope is taking shape in the Chilean Andes. When finished, it will repeatedly image huge swaths of the sky, searching for rare events such as merging stars and other events.


Telescope In Chile's Mountains Looks For Signals To Explain How The Universe Began

Wednesday, July 17, 2019

There's a telescope high up in the mountains of Chile that's looking for signals from the earliest moments of the universe. Finding these signals would be key to explaining how the universe began.


Robots, Not Humans, Are The New Space Explorers

Monday, July 08, 2019

Landing a man on the moon captures the public's imagination. But in the decades after the Apollo program, robots have also generated public excitement about space exploration.


Total Eclipse Hits Chile, Home To Half Of World's Telescopes

Saturday, July 06, 2019

A lot of important astronomy is being done thanks to telescopes stationed in the mountains of Chile, where researchers are studying developments in space.


Path Of A Total Solar Eclipse Passes Over A Major Observatory In Chile

Tuesday, July 02, 2019

The path of a total solar eclipse passed over the Cerro Tololo Inter-American Observatory in Chile on Tuesday. You had to be in the southern hemisphere to see the eclipse.