LifeSingle-celled predator extends its 'neck' with the help of origami The mystery of how a single-celled predator extends its "neck" by more than 30 times its overall length has finally been solved News
HumansThe Biology of Kindness review: Living well and prospering Can cultivating positive behaviours and tweaking our lifestyles lead to healthier, happier lives – even longer lives? Discover the daily choices that may make the difference in a fascinating new book Culture