NUTRIENT SENSOR:

(Clockwise from top right) Mini sensors developed by researchers at the Tufts University School of Engineering have been mounted directly on a tooth to communicate wirelessly with a mobile device. It can transmit information on glucose, salt and alcohol intake. • A journalist takes picture of different kinds of clementines at the INRA agrumes research centre in San-Guilianoon the island of Corsica. • Dr Ray Klump (centre), professor and director of the Master of Information Security programme at Lewis University, commenting on the Facebook data leak, has warned that we cannot allow ourselves to become “drunk on data.” • A bicycle is placed inside an new International Cycling Union (UCI) mobile X-ray machine box in Geneva during a press conference unveiling a beefed-up set of measures and an arsenal of methods to detect so-called mechanical doping. • Alexandra Hyler prepares samples for testing in the lab at Virginia Tech. Hyler led a study that examined the effects of fluid shear stress on ovarian cancer development and progression, which found that even normal fluid flow in the abdominal cavity can cause cancerous and benign cells to become more aggressive. • Russia’s Soyuz MS-08 spacecraft carrying the members of the International Space Station (ISS) expedition 55/56, Nasa astronauts Andrew Feustel and Richard Arnold and Roscosmos cosmonaut Oleg Artemyev, blasts off to the ISS at the Baikonur cosmodrome. — Silklab/Virginia Tech/AFP photos