Polar bears lose weight as climate bites
To survive, polar bears need to gain weight, not lose it. With a longer summer and less sea ice, it’s a lot harder to do that
Author archive
The long road to Mars
Stephen Ornes explores the technological and physiological challenges facing scientists as they endeavour to get humans to the red planet by the 2030s
Read article: The long road to Mars
Permafrost contains huge amounts of mercury
Northern hemisphere permafrost stores twice as much toxic element as rest of planet
Read article: Permafrost contains huge amounts of mercury
Topological light makes a quantum connection
Research could lead to more robust quantum-information systems
Read article: Topological light makes a quantum connection
Quasar outflows may create molecules, as well as destroying them
Feedback in active galaxies is more complex than previously thought
Read article: Quasar outflows may create molecules, as well as destroying them
New development and application needs for Earth system modelling of fire–climate–ecosystem interactions
Future fire trends under climate change are an urgent issue, says Yongqiang Liu
Read article: New development and application needs for Earth system modelling of fire–climate–ecosystem interactions
The changing landscape of cancer therapy
The use of beams of protons or ions to kill tumours is beginning to transform the global cancer therapy scene
Read article: The changing landscape of cancer therapy
Shark inspired aerofoil improves lift and reduces drag
3D-printed structures create beneficial vortexes
Read article: Shark inspired aerofoil improves lift and reduces drag
Critical thinking could be key for debunking climate myths
Six-step process helps people detect and analyse poor reasoning
Extreme flood events now more frequent and severe
Northern hemisphere most affected, study shows
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