June 9, 2021


In Africa’s Serengetti Park, more than a million animals are making their annual trip north, driven by the rains and their own instincts.

June 7, 2021

Loons and Mercury

Does an increase in mercury levels affect the behavior of young loons?

June 4, 2021

Sibley – Warblers

The Holy Grail of bird watching is finding and identifying warblers, and the best month to go on this quest is May.

June 3, 2021

Sibley – Drawing Birds

An accomplished avian artist continually refines his craft.

June 2, 2021

Sibley – Like An Oasis

Migrating birds find Central Park an oasis amidst the metropolitan landscape.

June 1, 2021

Sibley – Language of the Birds

Correctly identifying bird sounds is like earning a second language.

May 26, 2021

Sibley – Birdwatching 101

Some tips on finding birds from the famous author/illustrator.

May 25, 2021

Calling All Loons

According to Native American lore, the cry of a loon is the sound of a warrior, denied passage into heaven.

May 24, 2021

Loons – Do I Stay or Do I Go?

This season, young loons depart for their first annual fall migration. In three years, they’ll be back.

May 20, 2021

Reindeer Wend their Way Home

Reindeer are faced with the disappearance of their traditional migration routes.

May 19, 2021

Stealing Hearts With Stolen Songs

Courting a female lyrebird with a repertoire of purloined calls.

May 5, 2021

Dawn Chorus Day

It’s a day to celebrate birds’ remarkable singing and listening abilities.

May 4, 2021

Appalachian Spring – Poke and RampsDay

Springtime brings the culinary delight of wild ramps to this Appalachian community.

April 29, 2021

Cueva De Villa Luz – Lethal But Healthy

If the rotten egg smell doesn’t get to you, then maybe the bats, spiders, or dripping sulfuric acid will.

April 22, 2021

Earth Day – The Pledge

Denis Hayes, chairman of Earth Day 1990, believes that it’s time for people to integrate environmental values throughout their whole lives. An archival program.

April 21, 2021

Earth Day – The Green Decade

The founder of Earth Day outlines participatory events around the world. An archival program

April 14, 2021

Appalachian Spring – Poke and Ramps

Springtime brings the culinary delight of wild ramps to this Appalachian community.

April 8, 2021

Appalachian Spring – Plant Pharmacy

In rural Appalachia, if you need to get to the drug store for something ailing you, the remedy might be found growing outside your door.

April 7, 2021

Long Live the Turtle

Can turtles help us live longer?

April 6, 2021

Pet Turtles

They make fine pets, but keeping a companion turtle may not be such a great idea.

March 31, 2021

Turtles – Havens and Hazards

Both help and harm can come from unexpected places.

March 30, 2021

Turtles in Trouble

Rare and protected species are poached and smuggled to Asia.

March 29, 2021

A Most Flamboyant Display

Part of the ritual of witnessing the mating rites of prairie chickens is waking up before sunrise and finding the right location – in total darkness.

March 25, 2021

Dream On

Environmental ideas sometimes come from unexpected places.

March 24, 2021

Wild Turkeys

It’s mating season for a uniquely American bird that’s been brought back from the brink of extinction.

March 23, 2021

The Amazing Sage Grouse

The strange sounds of the male Sage Grouse are matched only by their equally unusual reproductive behavior.

March 5, 2021

Coral Reefs – Endangered

What’s causing reefs around the world to bleach and die?

March 4, 2021

Coral Reefs – Up Close

A classic example of symbiosis.

March 3, 2021

Seasonal Backyard Science – Insects

Even in winter, you can find springtails!

March 2, 2021

That Lump Could be a Turtle

Get it on a sling, haul it out of the water, and call it in!

March 1, 2021

Rescuing Turtles on Cape Cod

Migrating sea turtles get caught in the arm of the Cape.

February 25, 2021

Nature’s Sweet Treat

Red Squirrels may be nature’s original harvesters of Maple sugar.

January 15, 2021

Harvesting Ice the Old Fashioned Way

Every year at this time, folks in Tully, New York, harvest ice out of a frozen lake with horsepower and antique tools.

January 14, 2021

Navigating Adolescence

From the moment they hatch, penguin chicks must protect themselves from a hostile world.

January 12, 2021

Flying Underwater

In order to thrive in the icy waters off Antarctica, penguins have had to make a few sacrifices, including the ability to fly.

January 5, 2021

Twelfth Night

It’s said that at midnight on Twelfth Night, farm animals start talking.

December 30, 2020

Like a Waking Sleep

Bears have unique mechanisms for self-preservation during their months of hibernation.

December 4, 2020

Ravens Adapt

Ravens’ natural curiosity may be the trait which allows them to survive in nearly every part of the planet.

December 3, 2020

Hunting with Falcons

When certain hunters give a whistle, they’re not calling their dog, they’re summoning a trained falcon.

December 2, 2020

The Sport of Kings

A handful of hunters still practice the ancient sport of kings and they’re meeting this week.

December 1, 2020

Hunting the Red Stag

The sounds of the mating behavior, or ‘rut’, signal the start of Red Stag hunting season in Hungary.

November 17, 2020

The Whale’s Footprint

When whales surface, they leave a smooth section of water known as a footprint.

November 16, 2020

Encountering Whales

California Gray whales find safety in numbers on their long journey south.

November 12, 2020

Gray Whales

Using kayaks and “a gentle angle of approach, a researcher pays a visit to migrating Gray whales.

November 11, 2020

Ravens on the Alert

How do ravens sense danger in their environment?

November 10, 2020

Hawk Watching

One of the season’s last glimpses of hawks, kestrels and other birds of prey as they soar above the cliffs of New Jersey.

November 9, 2020

Raven Cache

For ravens, winter is a season which calls for strategy and some occasional bickering.

October 28, 2020

Tracking Koalas

Join in the hunt as researchers track down koalas!

October 27, 2020

Shipwrecks and Goats

The koalas of Australia’s St. Bee’s Island have an unlikely adversary – goats.

October 26, 2020

Cryptic Koalas

Even on an island full of koalas, finding one is much more difficult than it might seem!