Summer in the city can be stifling, but appropriate surfaces and vegetation can cool us off, says Roland Ennos
Read article: Urban cool: how to make cities less hot than their surroundings
Treating tumours with hadrons rather than X-rays has many benefits for patients, as John Gordon explains
Read article: Damage limitation
Michael P H Stumpf recalls the life of DNA pioneer Francis Crick
Read article: Finding the secrets of life
'Wonder material' could help purify water
Read article: Graphene soaks up arsenic
Scientists ponder the statistical mechanics of the Roman sky
Read article: Birds flock with scale invariance
Marine predators trawl the deep blue in predictable patterns
Read article: Sharks hunt via Lévy flights
Structural colour of Papilio blumei recreated in the lab
Read article: Spotting fake bank notes with butterfly colour
Manmade walkers and spiders follow the rules
Read article: DNA robots move with purpose
E. coli join forces to pass through a ratchet
Read article: Bacteria band together to beat the system
The laser at 50: the laser is a major force in medicine and one that's set to play a pivotal role in the diagnosis and treatment of early-stage disease, says Brian Pog...
Read article: Medical lasers: diagnose, treat, cure
