4 April 2014 The best science and technology pictures of the week

Four F/A-18s of the US Navy Blue Angels display team perform a close-formation
 aerobatics stunt during an air show in El Centro, California. (Imperial Valley Press/AP)

Space suit test and peeking penguins

Gentoo penguins at the start of their breeding seasons at the Sea Life London Aquarium. (PA Wire)

Sexy robots and an eerie whale

Two robots perform a cheeky pole dance on the eve of the CeBIT Technology Trade Fair in Hanover, Germany. (AFP/Getty Images)