"WIMPs are still the leading candidate for dark matter, but billions of dollars of experiments have been done, only getting stronger and stronger upper limits, so alternative scenarios have to be ...

Add Yahoo as a preferred source to see more of our stories on Google. If dark matter particles decay, then scientists could hunt for signs of this process, including X-ray or gamma-ray radiation or ...

Forbes contributors publish independent expert analyses and insights. The Universe is out there, waiting for you to discover it. There were a huge variety of potential new physics signatures that ...

How quickly a battery electrode decays depends on properties of individual particles in the battery -- at first. Later on, the network of particles matters more. Rechargeable lithium-ion batteries don ...