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We should cautiously welcome use of a form of ketamine for depression

We should cautiously welcome use of a form of ketamine for depression

12 March 2019

The US Food and Drug Administration has approved a form of ketamine for use in treatment-resistant depression. While there are unknowns, it is a welcome move, says Celia Morgan


A child watches YouTube

Children can find inappropriate videos on YouTube in just 10 clicks

12 March 2019

Young YouTube viewers have a 45 per cent chance of reaching inappropriate content within 10 clicks of a single child-oriented video


A fern moth caterpillar

Arsenic-munching caterpillars may ingest poison to prevent being eaten

9 March 2019

Some caterpillars happily dine on arsenic-loaded leaves. Accumulating the poison in their bodies may be a tactic to ward of predators


What's that bird?

Hawkward! ‘Expert’ birdwatchers misidentify common birds as rarities

8 March 2019

Amateur ornithologists who describe themselves as experts are far more likely to mistake common British birds for obscure rarities never seen in the UK


Wind and solar will still work in a climate-change ravaged Europe

Wind and solar will still work in a climate-change ravaged Europe

6 March 2019

Even in the worst climate change scenarios, wind and solar power generation levels in Europe can be maintained, despite UN predictions that cloudier and stormier weather will affect output


A poster for offsetting carbon emissions

Compensating for climate misdeeds can make you a worse carbon emitter

4 March 2019

We have evolved to think we can balance good and bad behaviour in our social interactions, but when it comes to the environment, that’s flawed thinking, say Patrik Sörqvist and Linda Langeborg


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