Life
We may finally know why dinosaurs like T. rex evolved tiny arms
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Discover the latest science and technology news from around the world with 51. Read exclusive articles and expert analysis on the newest developments in space, physics, health, technology, the environment and more.
Life
Colossal claims an artificial eggshell will help it bring back the moa
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Physics
Odd “butterfly” molecule could lead to new parts of the quantum realm
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Humans
Mystery of the ancient giant stone jars of Laos may have been solved
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Mind
Floatation tanks deployed to combat PTSD after devastating wildfires
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Mind
What is love? Even a meeting on the subject can't find the answer
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Health
The Ebola emergency shines a light on the urgent need for new vaccines
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Health
Your body clock has seasonal rhythms and it matters for vaccines
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Environment
The ‘doomsday’ glacier’s giant ice shelf is about to break away
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Life
Himalayan wolf-dog hybrids emerge as a threat to wolves and people
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Environment
First test of CO2 removal with green sand finds no harm to marine life
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Space
SpaceX is about to launch tallest and most powerful rocket in history
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