Each weekday, Pulse of the Planet provides its listeners with a two-minute sound portrait of Planet Earth, tracking the rhythms of nature, culture and science worldwide and blending interviews and extraordinary natural sound.
These three-ton animals may communicate using sounds below the range of human hearing.
2 min
352
Butter - Think Global
Analyzing butter to detect pollutants worldwide.
2 min
353
Butter Detector
A cheap and effective pollution monitoring tool?
3 min
354
Sounds of July Fourth
Fireworks, marching bands, and words from some famous Americans.
3 min
355
Bullfrogs
A bullfrog's croak promises warm nights to come.
2 min
356
Fireflies
What's behind the summer's most famous flying light show?
2 min
357
Sirius rising
For ancient Egyptians, the appearance of the constellation Sirius in the dawn sky marked the beginning of an important annual event.
2 min
358
Battling for Bluebirds
If you want Bluebirds in your nesting boxes, it likely means evicting Sparrows and Starlings.
2 min
359
Seeds, Weeds and Natives
They're good for the environment, but what's the best way to find native plants?
2 min
360
Siberian Throat Singing
Some remarkable music is a highlight at the annual Tun Payram festival.
2 min
361
The Black Saint
Black Venezuelans have introduced an African icon into a festival honoring St. John.
2 min
362
Trance Dancing and Promesas
An icon is said to hold the power to grant promises.
2 min
363
Dia De San Juan
A Venezuelan festival honoring a Catholic saint has taken on a decidedly African flavor.
3 min
364
Planting Native Species
There's something we all can do to help protect local animals and plants.
2 min
365
Butter Mythology
The food millions of people spread on their toast every morning has inspired legends in many cultures.
2 min
366
Making Your Own Butter
Learn how to churn your own butter at home.
3 min
367
Butter Making
When it comes to making butter, older methods may be better.
2 min
368
Get Stuffed
It's a tough life for male paper wasps.
2 min
369
Tano
Young girls reach for the clouds during this Korean coming of age ceremony.
2 min
370
A Good Strategy for Wasps
Usurpers, foundresses, abandoned nests - welcome to the world of the paper wasp.
2 min
371
Cormorant Fishing Season
Forget lures, lines and bait. How about a trained bird that catches fish for you?
3 min
372
Wildebeests
In Africa's Serengetti Park, more than a million animals are making their annual trip north, driven by the rains and guided by their own instincts.
2 min
373
Awakening the Earth with Dance
An old English folk dance thrives on both sides of the Atlantic.
2 min
374
Loons and Mercury
Does an increase in mercury levels affect the behavior of young loons?
2 min
375
Sibley - Warblers
The Holy Grail of bird watching is finding and identifying warblers, and the best month to go on this quest is May.