TECH
Fear detector makes for the fairground ride of your life If amusement park rides never deliver the thrill level you crave, you鈥檒l welcome new 鈥渟mart rides鈥� that can spot if a person is bored and push up the excitement levels. Watch our video of the system in action
SPACE
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What will the sun look like when it dies? The sun will eventually slough off its outer layers, forming a shimmering 鈥減lanetary nebula鈥�. Our gallery shows the dazzling forms the nebula could take
APRIL FOOLS?
Strange but true examples of current research A proposal to combine Viagra with moisturiser to make a cellulite treatment; the suggestion that men could cure their hay fever by masturbating; a correlation between geomagnetic activity and dream 鈥渨eirdness鈥�. We bring you a selection of ideas that can be most generously described as hypotheses
ONLINE PRIVACY
Social networks can spill your secrets Anonymous data taken from accounts on multiple social websites can be pooled to reveal the users, researchers warn
GREEN TECH
Can bacteria clean up our act? A wide range of green technologies can be built using the chemical skills of bacteria 鈥� from bugs that transform cheap plastic bottles into more valuable polymers, to others that can extract hydrogen gas from water
ENERGY
Ice that burns could be a green fossil fuel Natural gas trapped in water crystals could provide huge amounts of energy. If a new technology delivers as promised, it could even be emissions-free
BLOG
Buffy the vampire-population inhibitor What would prevent vampires overrunning the imagined worlds in which they exist?
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