PRX - Pieces for Topic: Environment

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438 results


589-Defending Earth
From: Albert Grauer
Series: Travelers In The Night
Piece image
The International Asteroid Warning Network, or IWAN (Eye-Whan) for short has been established to link scientists who are discovering, monitoring, a...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, Allegheny Mountain Radio, KENW and more


  • Added: May 09, 2020
  • Length: 02:00
  • Purchases: 9
588-Encounter With Saturn
From: Albert Grauer
Series: Travelers In The Night
Piece image
From 1663 to 2011, seven comets had close encounters with Jupiter and two had close encounters with Saturn. In May of 1936, Comet P/2020 F1 Leonar...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, Allegheny Mountain Radio, KENW and more


  • Added: May 02, 2020
  • Length: 02:00
  • Purchases: 9
587-Quiet Sun
From: Albert Grauer
Series: Travelers In The Night
Piece image
Images of the quiet Sun during a solar minimum make it look like a relatively static peaceful place. Occasionally during solar minimum, at the Cosm...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, KRZA, KTAL-LP [Las Cruces Community Radio] and more


  • Added: Apr 24, 2020
  • Length: 02:00
  • Purchases: 11
585-Mini Moon II
From: Albert Grauer
Series: Travelers In The Night
Piece image
My Catalina Sky Survey teammates Kacper Wierzchos and Teddy Pruyne were asteroid hunting in the constellation of Virgo with our 60 inch telescope w...

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


  • Added: Apr 10, 2020
  • Length: 02:00
  • Purchases: 8
584-Pop Up Comets
From: Albert Grauer
Series: Travelers In The Night
Piece image
My Catalina Sky Survey teammate David Rankin was asteroid hunting in the constellation of Virgo when he spotted a fuzzy ball with a tail moving thr...

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


  • Added: Apr 03, 2020
  • Length: 02:00
  • Purchases: 10
582-Stealthy Asteroid
From: Albert Grauer
Series: Travelers In The Night
Piece image
Asteroids which approach Earth from inside of our orbit about the Sun are often difficult to discover and may represent a unique threat to our home...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, KENW, WLPR and more


  • Added: Mar 20, 2020
  • Length: 02:00
  • Purchases: 10
578-First PHA
From: Albert Grauer
Series: Travelers In The Night
Piece image
Assuming the first potentially hazardous asteroid of 2020 has a chemical composition similar to the stony meteorites we find on Earth, it could co...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, KENW, Harford Community Radio and more


  • Added: Feb 23, 2020
  • Length: 02:00
  • Purchases: 8
574-Record Year
From: Albert Grauer
Series: Travelers In The Night
Piece image
In 2019, asteroid hunters set a new record by discovering 2,433 Earth approaching objects including 85 which could potentially become a threat to p...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, KENW, KRZA and more


  • Added: Jan 23, 2020
  • Length: 02:00
  • Purchases: 9
573-Sweet Asteroid
From: Albert Grauer
Series: Travelers In The Night
Piece image
Over the past 50 years, in the interior of Australian meteorites, scientists have discovered a large variety of extraterrestrial organic substances...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, KENW, WLPR and more


  • Added: Jan 18, 2020
  • Length: 02:00
  • Purchases: 8
572-David's Fireball
From: Albert Grauer
Series: Travelers In The Night
Piece image
Recently, my Catalina Sky Survey teammate David Rankin's backyard all sky camera in Tucson, Arizona recorded a brilliant fireball meteor which took...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, KENW, WLPR and more


  • Added: Jan 09, 2020
  • Length: 02:00
  • Purchases: 9
571-Comet Groeller
From: Albert Grauer
Series: Travelers In The Night
Caption: Comet Neat, Credit: NASA/NOAO/NSF/T. Rector/Z. Levay/L.Frattare
My Catalina Sky Survey teammate Hannes Groeller was asteroid hunting, in the constellation of Hydra, with our 60 inch telescope on Mt. Lemmon, Ariz...

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


  • Added: Jan 02, 2020
  • Length: 02:00
  • Purchases: 9
Spectrum 12/31/2019
From: DW - Deutsche Welle
Series: Spectrum: World of Science & Technology ~ from DW
Piece image
This week on the show: Happiness, fear and our atmosphere - Our boiling hot planetary neighbor, Venus, might have once been similar to Earth...

Bought by C89.5 - KNHC Seattle


  • Added: Jan 01, 2020
  • Length: 30:00
  • Purchases: 1
570-Catastrophic Wreckage
From: Albert Grauer
Series: Travelers In The Night
Piece image
Recently a group of high inclination asteroids hiding in Jupiter's shadow have been identified. Encounters with the giant planet's gravity could c...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, Allegheny Mountain Radio, KENW and more


  • Added: Dec 28, 2019
  • Length: 02:00
  • Purchases: 9
568-Tough Space Rock
From: Albert Grauer
Series: Travelers In The Night
Piece image
At its closest point, a small space rock comes to only 1/3 of Mercury's average distance from the solar surface and receives 9 times the amount of...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, Allegheny Mountain Radio, KENW and more


  • Added: Dec 13, 2019
  • Length: 02:00
  • Purchases: 10
566-October Fest
From: Albert Grauer
Series: Travelers In The Night
Piece image
October of 2019 was a record breaking month for my team the Catalina Sky Survey during which we discovered 240 Earth approaching asteroids. This di...

Bought by KCHW, Simply Beautiful, KENW, WTIP, WLPR and more


  • Added: Nov 29, 2019
  • Length: 02:00
  • Purchases: 8
565-Ancient Crater
From: Albert Grauer
Series: Travelers In The Night
Piece image
In ancient times, Aboriginal people in southwestern Australia quarried fine grained rock on an ancient hill called Barlangi Rock to make very sharp...

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


  • Added: Nov 22, 2019
  • Length: 02:00
  • Purchases: 8
Brickellia floribunda
From: KXCI
Series: Growing Native with Petey Mesquitey
Piece image
I can’t believe I almost let November go by without at least mentioning desert broom (Baccahris sarothroides). It is the native plant the folks lo...

  • Added: Nov 19, 2019
  • Length: 04:52
564-Heavy Traffic
From: Albert Grauer
Series: Travelers In The Night
Piece image
In the space of less than 13 hours four small space rocks zipped through the Earth-Moon neighborhood. All of them were discovered by my team, the N...

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


  • Added: Nov 16, 2019
  • Length: 02:00
  • Purchases: 8
Spectrum 11/12/2019
From: DW - Deutsche Welle
Series: Spectrum: World of Science & Technology ~ from DW
Piece image
This week on the show: You be careful out there - Indoor plants aren’t as good for you as you might think, why 12 million seahorses died (and ...

Bought by C89.5 - KNHC Seattle


  • Added: Nov 13, 2019
  • Length: 30:00
  • Purchases: 1
561-Hannes Is Back
From: Albert Grauer
Series: Travelers In The Night
Piece image
During the monsoon rainy season, my Catalina Sky Survey teammate, Hannes Groeller took a vacation in his native Austria. Returning to begin the fa...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, KENW, WLPR and more


  • Added: Oct 23, 2019
  • Length: 02:00
  • Purchases: 7
560-Wet Nights
From: Albert Grauer
Series: Travelers In The Night
Caption: Siding Spring Observatory, Credit: www.destinationsjourney.com
One of the most frustrating situations for an asteroid hunter is a night when the stars are shining bright above the mountain but the humidity is s...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, KENW, WLPR and more


  • Added: Oct 19, 2019
  • Length: 02:00
  • Purchases: 7
558-Exploring The Lunar South Pole
From: Albert Grauer
Series: Travelers In The Night
Piece image
The race to explore the Moon by robots and eventually human lunar colonists is on. Near the lunar south pole human space colonists could use solar ...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, KENW, WLPR and more


  • Added: Oct 04, 2019
  • Length: 02:00
  • Purchases: 9
Spectrum 10/01/2019
From: DW - Deutsche Welle
Series: Spectrum: World of Science & Technology ~ from DW
Piece image
This week on the show: Happiness, fear and our atmosphere - Our boiling hot planetary neighbor, Venus, might have once been similar to Earth. S...

Bought by C89.5 - KNHC Seattle


  • Added: Oct 02, 2019
  • Length: 30:00
  • Purchases: 1
557-Back On The Sky
From: Albert Grauer
Series: Travelers In The Night
Piece image
In the American southwest we welcome the Monsoon rainy season during which the Earth receives much needed moisture. However, after six weeks of clo...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, KENW, WLPR and more


  • Added: Sep 27, 2019
  • Length: 02:00
  • Purchases: 7
Purshia Mexicana
From: KXCI
Series: Growing Native with Petey Mesquitey
Piece image
Cliffrose is the star of this show. It also goes by the common name quinine bush or the scientific name of Purshia mexicana. If you look at a map o...

  • Added: Sep 24, 2019
  • Length: 10:12