Science & Technology

How do animals use magnetic fields to navigate?

Birds, bees, whales, and turtles all use the Earth’s magnetic field to guide their behaviour. Now scientists have learned much more about how. Maria Armoudian speaks with Andres Vidal-Gadea about what has been discovered. 

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Do animals feel fear?

Afraid of lions by moonlight and raptors by day, animals will behave in dramatic ways as Cassie Fruend explains.

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How do we know the earth is warming?

All scientific indications are suggesting that the Earth is fast reaching a tipping point, a point of irreversible damage to life on the planet. Maria Armoudian spoke with world renowned climate scientist James Hansen about the science and politics of climate change.

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Debate: Should we edit the genomes of human embryos?

The introduction of genome editing signals a dramatic departure from the usual pathway through reproductive care. However, the use of genetic technologies in reproduction is frequently criticised for harbouring eugenic undertones.

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