Joe Palca

Joe Palca appears in the following:

Beneath A Glacier's White, Researchers See Green

Monday, May 27, 2013

In the news business, an evergreen is a story that doesn't have to run on a particular day, but can stay fresh for a long time.

This is an evergreen story about an evergreen. In particular, a group of plants called bryophytes. Turns out they may be evergreen quite ...


The Weight Of A Med Student's Subconscious Bias

Thursday, May 23, 2013

Quite a few medical school students have something against obese people, and most of those who have such a bias are unaware of it.

That's the conclusion of study appearing in the July issue of Academic Medicine. It was conducted at the Wake Forest School of Medicine in Winston-Salem, ...


Atop A Hawaiian Mountain, A Constant Sniff For Carbon Dioxide

Monday, May 13, 2013

Climate scientists have a good reason to want to get away from it all. To get an accurate picture of the amount of carbon dioxide in the Earth's atmosphere, you have to find places where the numbers won't be distorted by cities or factories or even lots of vegetation that ...


Wake Up And Smell The Tuna? Sunrise At Honolulu's Fish Auction

Tuesday, May 07, 2013

If you are up at 5 in the morning in Honolulu and are wondering what to do, I have a suggestion: Head over to Pier 38 and watch the Honolulu Fish Auction. It's quite a scene.

Getting up at 5 may seem a bit extreme, but for recent arrivals to ...


Envisioning The Future With Inventor Cori Lathan

Tuesday, May 07, 2013

Computers were created to be useful tools, but all too often it's still a chore to get technology to do our bidding.

Corinna Lathan imagines a future that's no longer a chore, where computers understand our wants and needs so well that we don't even have to think about ...


Kepler Telescope Spots 3 New Planets In The 'Goldilocks Zone'

Thursday, April 18, 2013

Astronomers have found three planets orbiting far-off stars that are close to Earth-sized and in the "habitable zone": a distance from their suns that makes the planets' surfaces neither too hot nor too cold, but just right.

One of the three planets orbits a star with the prosaic name Kepler-69.



Wanna Play? Computer Gamers Help Push Frontier Of Brain Research

Tuesday, March 05, 2013

People can get pretty addicted to computer games. By some estimates, residents of planet Earth spend 3 billion hours per week playing them. Now some scientists are hoping to make use of all that human capital and harness it for a good cause.

Right now I'm at the novice level ...


Big News From Mars? Rover Scientists Mum For Now

Tuesday, November 20, 2012

Data from a soil sample on Mars have NASA scientists buzzing with excitement over a finding that could be "one for the history books." But they're not spilling the beans about their discovery just yet.


Levee Rebuilding Questioned After Sandy Breach

Sunday, November 04, 2012

Experts are taking a close look at the country's levees after the failure of one caused massive flooding in New Jersey during Superstorm Sandy. Some argue that rebuilding levees may o...

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In Flooded New Jersey, No Oversight For Levees

Thursday, November 01, 2012

There's no state agency that regulates or maintains levees in the Garden State. But the flooding brought by Sandy will inevitably bring calls for more flood-protection systems.


When Ice Cream Attacks: The Mystery Of Brain Freeze

Tuesday, July 03, 2012

Drink that Slurpee too fast, and you risk an attack of "brain freeze." Scientists are fascinated by the headaches caused by consuming cold things. But alas, they still don't know where ice cream headaches come from.


Summer Science: How To Build A Campfire

Monday, June 04, 2012

Summer living is supposed to be easy — school is out, the days are long, the traffic eases. But it's not all diving boards and lemonade: Summer can throw us some curveballs, too. NPR ...


Why Astronauts Crave Tabasco Sauce

Thursday, February 23, 2012

If you think astronauts just want dehydrated dinners and freeze-dried ice cream, think again. After a few days in space, they start reaching for the hot sauce.

In fact, they may start craving foods they didn't necessarily like on Earth.

"They crave [spicy] peppers, they crave sour and sweet things," ...


The Science of What Bugs Us

Monday, May 16, 2011

Joe Palca, NPR science correspondent and co-author of Annoying: The Science of What Bugs Ustalks about why things are annoying and offers a scientific explanation of what irritates us and gets under our skin. Helping explain this phenomenon is Flora Lichtman, multimedia editor for NPR's Science Friday and co-author of Annoying: The Science of What Bugs Us

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