A small Japanese trial has reported some positive results for stem cell therapy to treat spinal-cord injuries

Man-made canals like Panama and Suez face unprecedented challenges from extreme weather patterns and geopolitical tensions that reveal the fragility of our global trade networks, write ROX MIDDLETON, LIAM SHAW and MIRIAM GAUNTLETT

It’s sunny times for the solar industry which is expected to continue to grow rapidly — but there are still major environmental issues with how solar cells are made, explain ROX MIDDLETON, LIAM SHAW and MIRIAM GAUNTLETT

Fraud in Alzheimer’s research raises difficult questions about the current state of science, write ROX MIDDLETON, LIAM SHAW and MIRIAM GAUNTLETT

The new US administration’s policy decisions are already having seismic effects worldwide, argue ROX MIDDLETON, LIAM SHAW and MIRIAM GAUNTLETT

Natural hydrogen gas could be a replacement for fossil fuels, but its extraction could see developing nations face familiar patterns of land loss and resource theft, write ROX MIDDLETON, LIAM SHAW and MIRIAM GAUNTLETT

Despite miraculous trial results showing new treatment could halt transmission, corporate greed and patent laws condemn millions to preventable infection and death, write ROX MIDDLETON, LIAM SHAW and MIRIAM GAUNTLETT

Rox Middleton, Liam Shaw and Miriam Gauntlett look at the history of lasers, from cat toys to modelling the explosion of stars

Lithium is crucial for batteries — but because deposits form only under rare geological conditions, its extraction is a geopolitical flashpoint between the imperial West and the rest of the world, write ROX MIDDLETON, LIAM SHAW and MIRIAM GAUNTLETT

Genetic engineering to remove a structure from plant cells called the Golgi body sheds light on how leaves change with the seasons, write ROX MIDDLETON, LIAM SHAW and MIRIAM GAUNTLETT

ROX MIDDLETON, LIAM SHAW and MIRIAM GAUNTLETT examine how new genetic research reveals the rapid pace of human evolution in response to agricultural development, offering insights Marx would have found fascinating

Vegetation is growing at an alarming rate on Antarctica’s northernmost region, write ROX MIDDLETON, LIAM SHAW and MIRIAM GAUNTLETT