Watch a kidney branch out like a tree as it forms
Time-lapse images have helped uncover the molecular messages that drive the formation of a kidney
Secrets of the home: The chemical reactor you live in
From your dishwasher making chloroform to your scented candles reacting with ozone, we are turning our homes into crucibles of unpredictable chemistry
Time to put your digital affairs in order
Willow Brugh explains why we need to plan our online afterlife now, including, perhaps, donating our bodies to open-source science
Rise in wildfires may resurrect Chernobyl's radiation
Climate change may help spur fires that could release radioactive elements locked in contaminated forest soils and allow them to spread over Europe
Why violent crime is plummeting in the rich world
Efforts to explain a big drop in violent crime in many nations may help turn the tide in places where murder rates are stubbornly high, says Manuel Eisner
Secrets of the home: The weather in your hallway
Different rooms have their own temperature, humidity and light. So what's the forecast where you live?
Secrets of the home: My house made me do it
Your bricks and mortar are exerting powerful psychological effects over you – usually without you realising
Pluto's evaporating ice leaves it with a blank face
Astronomers hoped Pluto's craters would hold a record of impacts from its neighbours, which are too small to see – a new study dashes those hopes
The secret of the world's largest seed revealed
Charismatic coco de mer palm trees of Seychelles seem to be unique among plants in caring for their seedlings with a novel use of leaves
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