Engineers create world’s smallest flying robot with zero electronics onboard

Calorie-free sweeteners can disrupt the brains appetite signals

Getting hit by lightning is good for some tropical trees

A safe nuclear battery that could last a lifetime

Fruit, fibre, dairy and caffeine may prevent tinnitus

Chinese blackbirds mimic electric moped alarms

Mathematicians uncover the logic behind how people walk in crowds

Scientists test low-cost DIY air purifier and it beats expensive alternatives

Producing nuclear fusion fuel is banned in the US for being too toxic, but these researchers found an alternative

To the brain, Esperanto and Klingon appear the same as English or Mandarin

Unveiling the mysterious sprite fireworks over the Himalayas

A rubber hand alleviates pain

Scientist discovers spontaneous spiral and lotus-flower patterns on chip by mistake

Sound whirlpools used to break up kidney stones

New map shows Antarctica without ice

Engineers turn skin cells directly into neurons for cell therapy

Food is medicine: US perception survey shows strong public support

Research shows humans have a long way to go in understanding a dog’s emotions

How our lungs back up the bone marrow to make our blood

Discovery: Great whale pee funnel supports ecosystems

World’s oldest impact crater found, rewriting Earth’s ancient history