PRX - Pieces for Topic: Technology

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260 results


How does our electricity grid work?
From: Possibly
Piece image
With the effects of climate change all around us, there's a push to power more of our lives with renewable electricity, including things that used ...

Bought by WRFA-LP


  • Added: May 12, 2022
  • Length: 04:00
  • Purchases: 1
690-Peek A Boo Asteroid(468)
From: Albert Grauer
Series: Travelers In The Night
Caption: Artist's concept of what binary asteroid 2017 YE5 might look like. The two objects showed striking differences in radar reflectivity, which could indicate that they have different surface properties., Credit: NASA/JPL-Caltech
A strange asteroid plays hide and seek with frustrated astronomers.

Bought by KENW, Allegheny Mountain Radio, Simply Beautiful, KICI Iowa City, KGLP and more


  • Added: Apr 17, 2022
  • Length: 02:00
  • Purchases: 9
689-Botswana Bound(471)
From: Albert Grauer
Series: Travelers In The Night
Caption: Fragments of the asteroid 2018 LA scattered over a wide area in Botswana’s Central Kalahari Game Reserve., Credit: Alexande Proyer
A small space rock with a diameter less than the height of an NBA basketball player had just crossed the orbit of our Moon on a collision course wi...

Bought by KENW, Allegheny Mountain Radio, Simply Beautiful, KICI Iowa City, KGLP and more


  • Added: Apr 10, 2022
  • Length: 02:00
  • Purchases: 10
687-Returnee(465)
From: Albert Grauer
Series: Travelers In The Night
Caption: Asteroid, Credit: NASA
After being lost for ten years, the asteroid 2010 WC9 was re-discovered about a week before it came very close to Earth.

Bought by KENW, Allegheny Mountain Radio, Simply Beautiful, KICI Iowa City, RADIOLEX and more


  • Added: Mar 27, 2022
  • Length: 02:00
  • Purchases: 9
Is it possible to turn my gas car into an electric vehicle?
From: Possibly
Piece image
Two years ago, we aired an episode responding to a question from a listener named Monica. She wanted to know if it was possible to convert her gas ...

Bought by Raven Radio and WRFA-LP


  • Added: Mar 21, 2022
  • Length: 03:52
  • Purchases: 2
686-Big Atira(464)
From: Albert Grauer
Series: Travelers In The Night
Caption: This view of asteroid Bennu ejecting particles from its surface on Jan. 6, 2019, was created by combining two images taken by the NavCam 1 imager aboard NASA's OSIRIS-REx spacecraft: a short exposure image, which shows the asteroid clearly, and a long-exp, Credit: NASA/Goddard/University of Arizona/Lockheed Martin
The recent discovery of an asteroid, whose orbit lies completely within that of the Earth, reminds asteroid hunters to continue to search near the ...

Bought by KENW, Allegheny Mountain Radio, Simply Beautiful, KGLP, KICI Iowa City and more


  • Added: Mar 20, 2022
  • Length: 02:00
  • Purchases: 10
685-Exiled Asteroid(463)
From: Albert Grauer
Series: Travelers In The Night
Caption: Artist’s concept illustrating a catastrophic collision between two rocky exoplanets in the planetary system BD +20 307, turning both into dusty debris. Ten years ago, scientists speculated that the warm dust in this system was a result of a planet-to-plan, Credit: NASA/SOFIA/Lynette Cook
An asteroid is exiled to the outer regions of the solar system during Jupiter's rampaging tack away from the Sun long ago. During that process enou...

Bought by KENW, Allegheny Mountain Radio, Simply Beautiful, KGLP, KICI Iowa City and more


  • Added: Mar 13, 2022
  • Length: 02:00
  • Purchases: 9
684-Our View(462)
From: Albert Grauer
Series: Travelers In The Night
Caption: Night Sky, Credit: NPS
Modern technology provides us with stunning views of objects in the Universe in wavelengths invisible to our eyes, however, nothing is as moving an...

Bought by KENW, Allegheny Mountain Radio, Simply Beautiful, KGLP, WTIP and more


  • Added: Mar 06, 2022
  • Length: 02:00
  • Purchases: 10
Pain, Fear and Waste: The Costs of Unnecessary Care
From: Tradeoffs
Piece image
We explore “cascades of care” — how a doctor’s desire to be thorough can snowball into a harmful spiral of unnecessary care.

  • Added: Mar 03, 2022
  • Length: 18:18
Should I ditch liquid detergent?
From: Possibly
Piece image
Today we’re answering a question from Cori Myers- she’s the sister-in-law of our founder Stephen Porder. She wants to know if the laundry detergent...

Bought by WRFA-LP


  • Added: Feb 28, 2022
  • Length: 03:55
  • Purchases: 1
Can we trust electric car batteries?
From: Possibly
Piece image
In recent episodes, we’ve talked a lot about electric cars, but we haven’t really spent time talking about what makes them work- the battery. What ...

Bought by Raven Radio and WRFA-LP


  • Added: Feb 08, 2022
  • Length: 03:45
  • Purchases: 2
680-Comets and Asteroids(454)
From: Albert Grauer
Series: Travelers In The Night
Caption: Fragments of the Sutter’s Mill meteorite fall collected by NASA Ames and SETI Institute meteor astronomer Peter Jenniskens in the evening of Tuesday April 24, 2012, two days after the fall. This was the second recovered find., Credit: NASA Ames/Eric James
If you set your mind to it, you can find and hold a sample of an asteroid, called a meteorite, which has landed on the Earth's surface. On the othe...

Bought by KENW, Allegheny Mountain Radio, Simply Beautiful, KGLP, RADIOLEX and more


  • Added: Feb 06, 2022
  • Length: 02:00
  • Purchases: 10
What happened to acid rain?
From: Possibly
Piece image
When I was a kid, acid rain was a hot topic. Now, I never hear about it. So we wondered, why doesn’t acid rain make the headlines anymore?

Bought by WRFA-LP and KICI Iowa City


  • Added: Jan 31, 2022
  • Length: 03:50
  • Purchases: 2
679-Hammer(453)
From: Albert Grauer
Series: Travelers In The Night
Caption: Artist's illustration of NASA's Double Asteroid Redirection Test (DART) which will crash into the asteroid Didymos., Credit: NASA/John Hopkins University/Cov
When Asteroid Hunters find a relatively large asteroid on a collision course with planet Earth, the challenge is to change its path to make it miss...

Bought by KENW, Allegheny Mountain Radio, Simply Beautiful, RADIOLEX, WTIP and more


  • Added: Jan 30, 2022
  • Length: 02:00
  • Purchases: 9
678-Greg's Comet(425)
From: Albert Grauer
Series: Travelers In The Night
Caption: Comet Lovejoy, Credit: NASA
Greg's comet comes into our neighborhood once per human lifetime and spends most of it's time in the lonely space high above or far below the rest ...

Bought by KENW, Allegheny Mountain Radio, Simply Beautiful, WTIP, KGLP and more


  • Added: Jan 22, 2022
  • Length: 02:00
  • Purchases: 10
677-30 Years of Fireballs(457)
From: Albert Grauer
Series: Travelers In The Night
Caption: 30 years of fireballs, Credit: NASA
Fireballs are meteors which become brighter than the planet Venus and can sometimes be seen in the daytime. If you are lucky to see a fireball send...

Bought by KENW, Allegheny Mountain Radio, Simply Beautiful, KGLP, RADIOLEX and more


  • Added: Jan 16, 2022
  • Length: 02:00
  • Purchases: 11
675-Nuking An Asteroid(447)
From: Albert Grauer
Series: Travelers In The Night
Caption: Artists Conception, Credit: Dan Durda
Tonight, even though the chances are extremely slim, an asteroid hunter could find a sizable asteroid on a collision course with planet Earth. If w...

Bought by KENW, Allegheny Mountain Radio, Simply Beautiful, KGLP, KICI Iowa City and more


  • Added: Jan 02, 2022
  • Length: 02:00
  • Purchases: 12
674-Asteroid Homestead(446)
From: Albert Grauer
Series: Travelers In The Night
Caption: Asteroid Mining, Credit: NASA
In the future one can envision a space mining family boarding a descendent of the SpaceX Falcon Heavy Launch Vehicle for a trip into low Earth orb...

Bought by KENW, Allegheny Mountain Radio, Simply Beautiful, KICI Iowa City, RADIOLEX and more


  • Added: Dec 25, 2021
  • Length: 02:00
  • Purchases: 8
673-Christmas Comet(437)
From: Albert Grauer
Series: Travelers In The Night
Caption: Halley's Comet, Credit: NASA
On December 25, 2017, while searching for Earth approaching asteroids in the constellation of Virgo, the Universe gave my Catalina Sky Survey team...

Bought by KENW, Allegheny Mountain Radio, Simply Beautiful, WTIP, KKRN and more


  • Added: Dec 19, 2021
  • Length: 02:00
  • Purchases: 8
672-Meteor Whispers(427)
From: Albert Grauer
Series: Travelers In The Night
Caption: Fireball Exploding, Credit: NASA
Recent scientific studies have begun to shed light on the interesting mystery of how the small number of what we now call electrophonic meteors pro...

Bought by KENW, Allegheny Mountain Radio, Simply Beautiful, KGLP, RADIOLEX and more


  • Added: Dec 12, 2021
  • Length: 02:00
  • Purchases: 10
Do solar panels work in the winter when they’re covered with snow?
From: Possibly
Piece image
Today, we have a question from a listener. Margret Bulmer wonders whether solar panels still work in the winter when they’re covered with snow.

Bought by KBCS 91.3 FM Community Radio and WRFA-LP


  • Added: Dec 06, 2021
  • Length: 03:32
  • Purchases: 2
671-Long Winter Nights(424)
From: Albert Grauer
Series: Travelers In The Night
Caption: Mt. Lemmon, AZ snow storm, Credit: A.D. Grauer
Long Winter nights with good seeing, from start to finish, are those on which the asteroid hunter makes new discoveries while being treated to view...

Bought by KENW, Allegheny Mountain Radio, Simply Beautiful, KGLP, KICI Iowa City and more


  • Added: Dec 05, 2021
  • Length: 02:00
  • Purchases: 11
670-Laser Surfing(364)
From: Albert Grauer
Series: Travelers In The Night
Caption: Laser Sail, Credit: Project Breakthrough
Laser propelled ultra light space probes could be sent to explore nearby worlds.

Bought by KENW, Allegheny Mountain Radio, Simply Beautiful, KICI Iowa City, RADIOLEX and more


  • Added: Nov 28, 2021
  • Length: 02:00
  • Purchases: 11
What really happens when I recycle my plastic bags?
From: Possibly
Piece image
Have you ever seen one of those plastic bag collection boxes at the grocery store? Listener Phil Trevvett has, and he wants to know what happens to...

Bought by WRFA-LP


  • Added: Nov 15, 2021
  • Length: 03:38
  • Purchases: 1
668-Dry Sands(420)
From: Albert Grauer
Series: Travelers In The Night
Caption: Mars, Credit: NASA
Intriguing features which change with the Martian seasons mimic flows of liquid water on the Earth's surface.

Bought by KENW, Allegheny Mountain Radio, Simply Beautiful, KICI Iowa City, KGLP and more


  • Added: Nov 14, 2021
  • Length: 02:00
  • Purchases: 11