HealthQuantum dots control brain cells for the first time Using quantum dots to generate brain signals offers new potential for treating blindness, Alzheimer's and even depression 51¶¯Âþ
PhysicsSmart Guide to 2012: Neutrinos may be tachyons Next year, experiments will test claims of particles breaking the cosmic speed limit - but how to meld these misbehaving particles with the rest of physics? 51¶¯Âþ