Science

Eel

Eels are philosophically and scientifically slippery — they're still some of the most mysterious creatures on the planet. Journalist Patrik Svensson has been obsessed with them, and wound up writing a surprise bestseller — “The Book of Eels.”

Math, biology and the other follies of man trying to explain the universe.

When things don't go the way they're supposed to — viruses, star systems, presidents, even fish — why do we so quickly seek order to explain the chaos?

Photos courtesy of the Aldo Leopold Foundation

David Barrie is fascinated by how animals find their way. How do they travel thousands of miles across oceans or continents, to a place they've never been, without any other creature to show them the way?

The Maasai have lived alongside the Serengeti wildlife for generations.

Science journalist Sonia Shah, herself the child of Indian immigrants, has long been fascinated with the way animals, people and even microbes move. She says migration is both a crisis and an opportunity.

We came over one hill and saw hundreds of zebras.

Imagine driving over a hill and seeing hundreds of zebras or a thousand wildebeest. Anne and Steve were lucky enough to witness this spectacle in the Serengeti. Their expert guide, Moses Augustino Kumburu, describes the Great Migration.

The many realities

How do you know what’s real? Start with your senses — if you can see, touch, hear or taste something, it’s real — right? Not necessarily, according to cognitive scientist Donald Hoffman and neurologist Suzanne O’Sullivan.

A nature path near Lake Wingra in Madison, Wisconsin.

Wherever you live — city or country, East coast, West coast, or in between — we share common, contemplative experiences on our walks outside.

Andreas Weber in the Grunewald Forest in Berlin, Germany.

Andreas Weber is a German biologist and philosopher with a highly unconventional way of describing the natural world, one in which "love" is a foundational principle of biology.

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