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Science

Billions of planets could support life

A study released this week found there could be as many as 40 billion habitable planets in the galaxy. Host Rachel Martin talks to Mike Brown, a professor of astronomy at the California Institute of Technology, to help digest the enormity of the finding.

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'Ferari of Space' crashing to earth

Sometime Sunday or early Monday, a 2,425-pound satellite that ran out of fuel last month and began falling from its already low orbit will plunge back to Earth.

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BBC: Why do we lie?

Many psychologists argue that learning to lie is an important stage for children. As early as two, children who are more developmentally advanced are much better liars.

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Minn. Zoo director on the future of zoos

Minn. Zoo director on the future of zoos

Lee Ehmke joins The Daily Circuit to discuss the future of the Minnesota Zoo and the role that zoos around the world are going to play as animal habitat continues to shrink.

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New dinosaur that predates T. rex found in Utah

Paleontologists unveiled a new dinosaur discovered four years ago in southern Utah that proves giant tyrant dinosaurs like the Tyrannosaurus rex were around 10 million years earlier than previously believed.

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Russian fireball shows meteor risk may be bigger

Scientists studying the terrifying meteor that exploded without warning over a Russian city last winter say the threat of space rocks smashing into Earth is bigger than they thought.

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The most secure password in the world might be you

If passwords are a thing of the past, what will replace them?

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Polar bear researchers to try crowdsourcing

Researchers studying the effects of climate change on polar bears are experimenting with the idea of crowdsourcing data to monitor the animals' annual migration in Canada.

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Study: 8.8 billion Earth-size, just-right planets

A study finds the Milky Way is teeming with billions of planets that are about the size of Earth, orbit stars just like our sun, and exist in the Goldilocks zone -- not too hot and not too cold for life.

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Why we can 'see' in total darkness

A few years ago, cognitive scientist Duje Tadin and his colleague Randolph Blake decided to test blindfolds for an experiment they were cooking up. They wanted an industrial-strength blindfold to make sure volunteers for their work wouldn't be able to see a thing.

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