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KGNU - How On Earth

The KGNU Science Show

science natural sciences

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24:50

Tracing Methane’s Source in Drinking Water // Safe...

KGNU - How On Earth ·

2014/02/25

Methane in Drinking Water (start time 05:36) Flaming water faucets were infamously exposed in the documentaries Gasland and Gasland 2. The water isn’t catching fire–methane in the water is. People are deeply concerned that methane, dredged from kilometers down, is leaking into our drinking water supplies through poorly constructed and maintained oil and gas wells, … Continue reading "Tracing Methane’s Source in Drinking Water // Safe Place for Captive Wolves"

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25:11

Molecular Gastronomy

KGNU - How On Earth ·

2014/02/18

Welcome to a special Radio Nibbles version of How On Earth. Nibbles’ (and pie aficionado) John Lehndorff, chef Ian Kleinman and How On Earth’s Jim Pullen set to work making and eating high-tech delicacies. Liquid nitrogen sorbets, strawberries floating above superconducting magnets, and more! Food and tech on the show that makes you smarter. Yum! … Continue reading "Molecular Gastronomy"

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24:00

CO2 from the Amazon // US Smokestacks

KGNU - How On Earth ·

2014/02/11

Amazon CO2 (start time 04:37) The Amazon basin contains the largest tropical rainforest on the planet. It’s been critical not only for its beauty and biodiversity but also for its ability to store more carbon dioxide than it emits. The soil and above-ground biomass of the Amazon makes it one of the largest reservoirs of … Continue reading "CO2 from the Amazon // US Smokestacks"

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23:33

Arctic Thaw // Methane Study // Bonobo Conservation

KGNU - How On Earth ·

2014/02/06

Today’s show offers three features: Arctic Dispatch: (start time: 1:02) Co-host Susan Moran returns from Tromso, Norway, with a dispatch from the Arctic Frontiers conference, which addressed the human health and environmental impacts of a rapidly thawing Arctic. Lars Otto Reierson, executive secretary of the Arctic Monitoring and Assessment Program within the Arctic Council, discusses … Continue reading "Arctic Thaw // Methane Study // Bonobo Conservation"

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22:36

Newton’s Football // Strontium Clock

KGNU - How On Earth ·

2014/01/28

Newton’s Football (start time 5:45) This Sunday the Denver Broncos face the Seattle Seahawks in the Super Bowl, so we thought we’d bring you a scientific perspective on the game of football. How on Earth’s Ted Burnham talks with the co-authors of the book Newton’s Football: The Science Behind America’s Game, journalist Allen St. John … Continue reading "Newton’s Football // Strontium Clock"

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24:40

Rosetta Wakes Up // Jelly Sandwich Earth // Hospital...

KGNU - How On Earth ·

2014/01/21

Outsourcing Pollution (01:08) What’s sent to China comes back to the good old U S of A. Arctic Frontiers (02:03) How on Earth’s Susan Moran flies to Norway Conference Wake Up, Rosetta! (3:00) As project manager for the Rosetta Alice UV Spectrometer, How on Earth’s Joel Parker shares tense moments, waiting for Rosetta to wake up. Jelly Sandwich … Continue reading "Rosetta Wakes Up // Jelly Sandwich Earth // Hospital Acquired Infections // Microbes Reduce Autism in Mice"

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23:45

Quitting smoking//Smoke and children’s health

KGNU - How On Earth ·

2014/01/14

Quitting smoking (start time 4:39) 50 years ago, the U.S. Surgeon General began a campaign against cigarettes that has saved million of lives. Cohost Jim Pullen talks with Dr. Amy Lukowski about proven strategies to stop smoking and a special quitting campaign for women who are pregnant. Dr. Lukowski is the Clinical Director of the Health Initiatives … Continue reading "Quitting smoking//Smoke and children’s health"

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24:20

2013 Was a Good Year, in Science!

KGNU - How On Earth ·

2013/12/31

The team considers noteworthy science on the last day of 2013. What’s worth mentioning? Too many people, too much carbon, and way too much fun in astronomy! Biology and Health (start time 00:56). This year marked the passing of long-time Boulder resident, Al Bartlett. Bartlett was one of the world’s most eloquent voices calling for population … Continue reading "2013 Was a Good Year, in Science!"

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24:31

Fairy Science // Audubon’s Christmas Bird Count

KGNU - How On Earth ·

2013/12/25

We offer two features on this Christmas Eve How On Earth. Fairies in 19th century science education (start time: 3:52): Victorian educators used the magical world to teach young children about science. That was before fairies fell out of favor in science, alas. How On Earth co-host Jim Pullen talks with Melanie Keene, director of … Continue reading "Fairy Science // Audubon’s Christmas Bird Count"

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24:51

Fireproofing Mountain Homes // Winter Solstice

KGNU - How On Earth ·

2013/12/18

Fireproofing Mountain Homes (starts at 3:20) We discuss a new study from the Rocky Mountain Research Station in Missoula, Montana. It warns that thinning forests may help prevent property damage from the “typical” wildfires, fire suppression can’t stand up against the 3% of fires that burn super-hot and spread super fast. What’s more, the Missoula study warns that … Continue reading "Fireproofing Mountain Homes // Winter Solstice"

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24:07

Big Game, Warm World // Hour of Code

KGNU - How On Earth ·

2013/12/11

Big Game and Climate Change (start time 5:00) Last week, the National Resource Council released some serious warnings about climate change, saying its impacts could be abrupt and surprising. But as How on Earth contributor Brian Calvert reports, the National Wildlife Federation says big game is already getting hit. Species from mule deer to antelope to bear … Continue reading "Big Game, Warm World // Hour of Code"

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23:46

Tesla // Octopus!

KGNU - How On Earth ·

2013/12/03

Feature 1 – Tesla (start time 5:30) Nicola Tesla is one of the iconic figures of the early electrical age. He invented AC motor technology still used today in your DVD player and also polyphase AC power. He was a brilliant demonstrator, whose images of flowers of lightning growing from his inventions and portraits of … Continue reading "Tesla // Octopus!"

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24:05

Engineering for Kids // Antarctica’s Ross Sea

KGNU - How On Earth ·

2013/11/27

On Tuesday, Nov. 26, How On Earth brings you two features: Feature #1: (start time 5:53) STEM, as you may well know, stands for Science, Technology, Engineering and Mathematics. Many math and science topics are introduced throughout most years of primary education, but technology and engineering — not so much. We live in a world … Continue reading "Engineering for Kids // Antarctica’s Ross Sea"

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24:32

Carnegie Professor of the Year // Measuring Oil and...

KGNU - How On Earth ·

2013/11/19

Feature 1 – Carnegie Professor of the Year (start time 5:40): Join the KGNU How On Earth team and CU physicist and Carnegie Teacher of the Year Dr. Steve Pollock to learn about the pain and pleasure of learning physics. Pollock teaches both upper and lower division physics classes, and according to a former student … Continue reading "Carnegie Professor of the Year // Measuring Oil and Gas Air Pollution"

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23:59

The Sports Gene // These Shining Lives

KGNU - How On Earth ·

2013/11/18

THE SPORTS GENE: Running has become a great elite sport, thanks in part to the amazing sprinters from Jamaica and the long distance runners from the African equator. How much is all that running talent nature, and what’s the power of nurture? In his book, The Sports Gene, David Epstein says it’s definitely both. THESE … Continue reading "The Sports Gene // These Shining Lives"

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22:48

Salt Lake City’s Drier Future // Spruce Beetle Outbreak

KGNU - How On Earth ·

2013/11/06

On Tuesday, Nov. 5, How On Earth brings you one short report and two features: Feature 1 – Salt Lake City’s Drier Future (start time 4:25): Guests Laura Briefer and Tim Bardsley talk with How On Earth’s Jim Pullen about how science is helping water management planners in Salt Lake City prepare for an uncertain—and … Continue reading "Salt Lake City’s Drier Future // Spruce Beetle Outbreak"

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6:50

Flood Winners & Losers // 100 Year Starship Symposium

KGNU - How On Earth ·

2013/10/29

Feature 1 – Flood Winners & Losers : Last month’s deluge cut canyons, real and felt, through many of our lives, but nature helps us remember that floods can build too. In this feature, How on Earth’s Jim Pullen speaks with Boulder’s wetland and riparian ecologist Marianne Giolitto about flood “winners and losers”. Marianne watches over 45,000 … Continue reading "Flood Winners & Losers // 100 Year Starship Symposium"

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23:50

Antarctica Research // The Cancer Chronicles

KGNU - How On Earth ·

2013/10/22

We offer two features on the Tuesday, Oct. 22, show: Feature 1 – Antarctica Research (start time 4:15): Diane McKnight, a professor of civil, environmental and architectural engineering at the University of Colorado Boulder, talks with How On Earth contributor Brian Calvert about scientific discoveries from Antarctica. During the temporary government shutdown the United States Antarctic … Continue reading "Antarctica Research // The Cancer Chronicles"

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22:34

The Sports Gene: Inside the Science of Extraordinary...

KGNU - How On Earth ·

2013/10/18

In this pledge drive show for KGNU, we feature an interview with David Epstein, author of The Sports Gene. Through his new book, Epstein looks straight at a debate that’s as old as physical competition. Are stars like Usain Bolt, Michael Phelps, and Serena Williams genetic freaks put on Earth to be top athletes? Or … Continue reading "The Sports Gene: Inside the Science of Extraordinary Athletic Performance"

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23:57

Plight of Bees // Climate and Flood

KGNU - How On Earth ·

2013/10/09

Feature 1: (start time: 03:45) Our first guest is Boulder beekeeper Tom Theobald. He talks about the current state of the bee crisis and what, if anything, the EPA is doing to address concerns that systemic pesticides like Clothianidan are properly controlled. Feature 2: (start time: 12:42) Then National Center for Atmospheric Research scientist … Continue reading "Plight of Bees // Climate and Flood"

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