scienceScienceHow I stared into the heart of a nuclear reactorBy Olivia SolonScienceTo Measure Longevity, Common Sense Trumps Genetic TestBy Brandon KeimScienceWhat's inside: Kikkoman Soy SauceBy Dr John EmsleyScienceDust and shed skin cells reduce indoor air pollutionBy Mark BrownScienceBurning chrome: The greatest fire extinguisher of the yearBy Christina BonningtonCultureSculpture uses magnetism to redesign itself continuouslyBy Dan SmithScienceDigital Forming: Meet London's 3D-printing trailblazersBy João MedeirosScienceOrdnance Survey revamps its maps with new colour schemeBy Duncan GeereScienceIn pictures: Arctic exploration techBy Jeremy KingsleyScienceConcrete that thinks it's clothBy David HowellScienceInside Toyota Motorsport's wind tunnelsBy Tom CheshireScienceImaging dental plaque reveals the inner beauty of gum diseaseBy Dan SmithBusinessBrightly coloured bird feathers inspire new kind of laserBy Lisa GrossmanBusinessHalf-life: 25 years after the Chernobyl meltdown, a scientific debate rages onBy Adam HigginbothamScienceCERN traps antimatter atoms for 16 minutesBy Mark BrownScienceLight's magnetic field could make solar power without solar cellsBy Mark BrownGearWhite, pink, blue and violet: The colours of noiseBy Duncan GeereBusinessDIY pollution monitor could help you to breathe easyBy Duncan Graham-RoweScienceAdult brains can be stimulated to grow quickerBy Olivia SolonScienceThe future of the human species exploredBy Olivia SolonScienceKanchi: Blindness no obstacleBy Matt HusseyScienceSpacecraft sees Earth eclipse the fiery SunBy Lisa GrossmanBusinessBabbage's Difference Engine built entirely in LegoBy Tom CheshireScienceA day at Festo's robot zooBy Jim HillMore Stories