Streams

Joe Palca

Joe Palca appears in the following:

NASA's Jupiter Probe Sends First Pics Of Planet From Orbit

Wednesday, July 13, 2016

The color image shows Jupiter's giant red spot and three of its moons: Io, Europa and Ganymede.

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'Star Trackers' Help Juno Find Its Way

Sunday, July 03, 2016

Space navigation is tricky. There's no up or down, no left or right, and no road signs. This device uses stars to help determine if a spacecraft is off course. It takes nifty pictures, too.

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Juno Space Probe Is Set To Enter Jupiter's Orbit On Monday

Sunday, July 03, 2016

The craft is designed to glean data from Jupiter that could also help us learn how Earth formed. But first, Juno has to get into orbit — determined by a crucial half-hour of firing by its main engine.

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Cancer Scientist Jams With Willie Nelson One More Time

Thursday, June 09, 2016

Joe Palca was fresh out of college in 1975 when he got a job as a lab tech, working for a young scientist and country music fan who would one day harness the immune system to fight cancer.

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A Scientist's Dream Fulfilled: Harnessing The Immune System To Fight Cancer

Thursday, June 09, 2016

Melanoma can be a deadly skin cancer, but 10 years ago, biologist Jim Allison figured out a way to tweak the body's immune system to go after those malignant cells. Some patients are now cancer-free.

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Meet Climate Scientists Tessa Hill And Jessica Hellmann

Thursday, June 09, 2016

Tessa Hill and Jessica Hellmann are today's Science Ask Me Anything (AMA) guests on Reddit. NPR's Joe Palca sits down with them to talk about climate change and science communication.

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Army's Smart Earplug Damps Explosive Noise, But Can Enhance Whispers

Friday, June 03, 2016

Many combatants return from the battlefield with hearing loss. The U.S. Army has begun deploying a "smart earplug" system that can protect hearing without blocking crucial sounds.

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#NPRreads: 4 Reads To Keep You Young This Weekend

Saturday, May 28, 2016

Correspondents, editors and producers from our newsroom share the pieces that have kept them reading, using the #NPRreads hashtag. Each weekend, we highlight some of the best stories.

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NASA's Attempt To Inflate Its Expandable Space Module Fizzles

Thursday, May 26, 2016

The module known as BEAM can be folded so it takes up less room in a cargo rocket, and then expanded once it reaches space. Or at least that's the hope.

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Listen: Sir Harry Kroto Was More Than A Nobel Prize Winner

Sunday, May 15, 2016

He shared chemistry's top prize in 1996 for finding buckyballs, and had Lou Gehrig's disease when he died. Making art was his first love. "Remember your humanity," he said, "and forget the rest."

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NPR Live Lab: How Strong Are Eggs? We Walked On Them To Find Out

Thursday, May 12, 2016

Eggs are among the strongest structures in nature. Watch this video by the eggheads at Joe's Big Idea to find out why!

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Just Like Human Skin, This Plastic Sheet Can Sense And Heal

Monday, April 11, 2016

Human skin has properties that are hard to mimic, but a Stanford engineer is working to create a type of artificial skin that can sense, heal and generate its own power.

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NASA To Test Inflatable Room For Astronauts In Space

Thursday, April 07, 2016

On Friday, a supply rocket is scheduled to send an inflatable module to the International Space Station. The expandable technology is being developed by a private firm.

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Houston Prepares Now For Zika's Potential Arrival This Summer

Monday, March 21, 2016

When summer brings heat, humidity and mosquitoes, cities along the Gulf Coast may become gateways for Zika into the U.S. Impoverished areas are likely to bear the brunt, health officials say.

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In A Far-Off Galaxy, A Clue To What's Causing Strange Bursts Of Radio Waves

Wednesday, February 24, 2016

Astronomers have known about the powerful pulses but had never been able to catch one in the act to help figure out what's producing them. Last year, they got one.

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Solving The Mystery Of The Disappearing Quasar

Tuesday, February 23, 2016

Scientists were studying the properties of the light coming from a quasar — one of the brightest objects in the universe — when the light just seemed to wink out. Now they think they know why.

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Bulky Cameras, Meet The Lens-less FlatCam

Monday, February 15, 2016

How thin can a camera be? Rice University researchers created a "FlatCam" without lenses — one that can even be potentially made into wallpaper. Its roots trace to early pinhole cameras.

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Scientists Use Genetic Engineering To Vanquish Disease-Carrying Insects

Friday, January 29, 2016

A city in Brazil is using a genetically modified mosquito to control the spread of diseases like Dengue fever and the Zika virus. NPR reports on whether the scheme is working.

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Batteries With A Less Fiery Future

Wednesday, January 20, 2016

Overheated lithium-ion batteries have been a problem for airplanes, cars and even "hoverboards." A chemical engineer at Stanford University thinks she has a solution to the problem.

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A Physicist Dreams Of Catching Dark Matter In The Act

Friday, January 01, 2016

Hold out your hand for a century, and 100 million particles of dark matter will pass through each second without leaving a trace. Still, a physicist in South Dakota thinks he may be able to catch one.

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