LifeEye of the Beholder: Life through the camera obscura Both 17th-century artist Vermeer and scientist van Leeuwenhoek made pioneering use of optics. A joint biography shows how they changed our world view CultureLab
HumansThe Nether: Real morality for a virtual world A new play uses the idea of paedophilia in a simulated reality to raise tough questions about how we should behave in virtual spaces CultureLab