Extras
Experience an Alpine winter wonderland, from snowy spruce forests to marching reindeer.
The chimpanzees in Fongoli have adapted humanlike behaviors to survive their environment.
Wild chimpanzees are doing something once thought to be uniquely human: making weapons to hunt.
When a baby wild chimpanzee is found in captivity, researchers race to reunite her with her family.
Veteran underground coal miners suffer from black lung disease at highest rates in nearly 50 years.
Brent Orrell and Keith Humphreys discuss why many American men are not working.
Jordon King leads a nighttime hunt for lizards in the Everglades with Dr. Rae Wynn-Grant.
Mississippi voters reflect on surprising Senate race as count continues
U.S. inflation report highlights strain of rising food, energy and housing costs
News Wrap: U.S. charges 3 with plotting attacks at air base and Jewish communities
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Experience an Alpine winter wonderland, from snowy spruce forests to marching reindeer.
The chimpanzees in Fongoli have adapted humanlike behaviors to survive their environment.
Following tigers after dark reveals surprise encounters and a hidden world of family life.
In Nepal, a team of wildlife experts begin an expedition following two tiger families.
Join Elmo and the Sesame Street gang on a once-in-a-lifetime African safari adventure.
At Reteti Sanctuary, caretakers prepares to release their oldest orphans into the wild.
In northern Kenya, a remarkable conservation experiment is unfolding at Reteti Sanctuary.
See how jungle animal parents raise children by mastering their environment.
Ocean parents must master dedication and intelligence to raise their young.