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Hear a whale calf speak to its mother

Scientists have recorded conversations between mother humpback whales and their calves for the first time. The recording shows how young whales “whisper” to their mothers so that potential predators cannot hear them.

Four big changes in the Arctic and what to do about them

“The Arctic is heading for a train wreck” and the window to confront the worst of these changes is narrowing, say scientists behind a recent report. Here is what we can do.

New report: how the Arctic will look in 30 years

The Arctic climate is entering a new state, say the scientists behind a new pan-Arctic report. But implementing the Paris Climate Agreement in full could stave off some of the biggest changes post 2050.

Plastic waste from Europe and USA ends up in the Arctic

In just a few decades, the Arctic Ocean has become a dumping ground for plastic waste from the USA and Northwest Europe, shows a new study. Over time, plastics from as far away as China could also reach the Arctic.

New study reveals how climate change will overturn nature

A new review shows just how climate change is expected to change the distribution of all animals on planet Earth, and impact on our own livelihoods. It is an all encompassing and thorough review, say scientists.

Tiny bird’s poo has tremendous impact on Greenland’s nature

The little auk can affect the living conditions for a range of animals in Northwest Greenland, shows new research.

Global genetic diversity mapped by new study

New method couples genes and geography to produce the first global map of genetic diversity.

Happy salmon swim further

Some salmon are nervous nellies and apprehensive about swimming far out to sea, but not so if they can get a boost from anti-anxiety drugs.

Scientists risk their lives in the wilds of Greenland

Neither snowstorms nor hungry polar bears could keep a group of scientists from studying musk oxen migration in North Greenland.

Scientists trace unknown ocean life from a can of water

Scientists have discovered a new method to map animal life in the deep ocean, using only DNA samples contained in a can of water.

How plants use chemical weapons to protect themselves

Scientists have discovered how plants fend off insects and fungal attacks using chemical poisons like hydrogen cyanide.

Climate change threatens the existence of Arctic musk oxen

Rising temperatures are making Arctic musk oxen struggle so much to find food that their very existence could soon be threatened, say scientists.

Today's selected stories

What works best for back pain?

Your back is robust and you should use it. This is the message that many back patients are hearing from their doctor today. But is that enough? Do they recover more quickly if they receive more treatment, like physical therapy?