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New Year’s rocket science

Here's the full story of what happens after you've lit the fuse of a rocket and run off to a safe distance.

Should dogs be neutered?

It is against the law to neuter dogs in Norway, while in the USA nearly all male dogs are castrated. What is preferable practice for the dogs - and their owners?

How Rudolph keeps his cool

How would you like to go for a run wearing a thick winter fur? Reindeer regulate heat by sticking their tongues out and re-directing their bloodstream.

See early physics instruments

Scientific instruments from the 18th and 19th centuries are now on exhibition in Norway. See photos here.

Rudolph and relatives have UV vision

The reindeer of the high north can see light that is invisible to our eyes. This is a big advantage in a snow white landscape.

Meet Earth's twin planet

All eyes and all telescopes are set on a newly-discovered planet which is strikingly similar to ours.

Practical math in primary schools

Experts disagree about the need for using practical activities to teach mathematics in Norwegian primary schools.

Our ancestors used ape tools

One skill we’ve considered uniquely human is actually ape behaviour.

Can wild animals become overweight?

Under our care dogs and horses can get fat just like human beings. But can animals in nature get too fat?

Bats have the fastest muscles of all mammals

Researchers have found extremely fast muscles in bats. They are the fastest muscles ever found in mammals.

All eyes on sea urchins

It doesn’t have normal eyes – it sees with its entire body. Special light-sensitive cells turn this spiny ball of a creature into an optical organ.

Brains like glaciers

When a glacier calves into the ocean scientists see the same patterns that are found in brain impulses and other complex, unpredictable systems.