Psychiatrist Deepak D’Souza says we are finally beginning to understand the relationship between cannabis use and schizophrenia, including which drug users are most at risk
Researchers injected a leech with gel that transforms into a soft electrode, letting them control its muscle contractions – this gel could eventually be used in the brain to treat neurological conditions without surgery
As global warming accelerates, the Arctic is changing fast. Gregor Sailer captures this deep shift in his photographs of military stations and ice monitoring kit, part of his exhibition called The Polar Silk Road