SPACE
Second man on moon critical of NASA The space agency’s performance since the Apollo programme has been “lacklustre” and NASA needs “serious reform or significant organisational overhaul”, says Apollo legend Buzz Aldrin
TECH
Mirrors: the next generation Explore images of mirrors that can reflect text without reversing it, capture a 360-degree view without distortion or help robots climb stairs, all thanks to computer-aided design
ROBOTICS
‘Déjà vu robots’ don’t get lost Robots that make maps as they go need to detect if they’ve been somewhere before, just like us
