Technology Brain implant gives early warning of epileptic seizure People with epilepsy have to learn to cope with the unpredictable nature of seizures – but that could soon be a thing of the past. A new brain implant can warn of seizures minutes before they strike, enabling them to get out of situations that could present a safety risk. Epileptic seizures are triggered by … 51¶¯Âþ
Earth Bees need Europe's pesticide ban, whatever the UK says A European Union ban on the neonicotinoid pesticides thought to harm bees is good news, despite British reluctance, says biologist Dave Goulson Opinion
Technology Hunt for car bombs using lasers A system uses lasers to detect traces of explosives left on car door handles by would-be bombers 51¶¯Âþ
Technology Fanning the flames: House burns in wildfire simulation (Image: Mark Thiessen/National Geographic Stock) YOU wouldn't want to be trapped inside this house, as searing embers from an approaching wildfire set it alight. Fortunately for those nearby, the wildfire is simulated and under control. Spot the spectator. Hidden behind the pipes blasting the house with embers on the right, and wearing a flame-resistant hood … Regulars
Space Dark energy is still the greatest cosmic mystery A new field, a new force, the power of our own ignorance? It’s two-thirds of the cosmos but it just keeps us guessing Features
Enigma Number 1748 Quo Vadis? In the 4×4 grid shown, you must place all the unused arrow cards on the unshaded squares of the grid, such that by moving from card to card the number of squares in the direction shown on each, you complete a circuit visiting all 12 unshaded squares. What are the numbers on the … Regulars
Feedback: Light up your brain Feedback is our weekly column of bizarre stories, implausible advertising claims, confusing instructions and more Regulars