Personal exposure to air pollution is associated with time- and location-specific factors including indoor and outdoor air pollution, meteorology and time activities. Our investigation aims at the ...

So much happened in the earliest moments of the universe. Elementary particles appeared, the first nuclei of hydrogen and helium, and fluctuations of energy and matter set into motion the formation of ...

Except in horror movies, most scientific experiments don't start with scientists snooping around narrow, deserted hallways. But a tucked-away location in the recesses of the Department of Energy's ...

Radioactive particles often contain very high radioactivity concentrations and are widespread. They pose a potential risk to human health and the environment. Their detection, quantification, and ...

Neutrinos live in a lonely universe. Every second, millions of them pass through our planet, but they so rarely interact with other matter that they don’t leave much of a trace. The highest-energy of ...

The most sensitive search yet for the elusive particles that may make up dark matter has turned up nothing, putting stronger limits than ever on the ingredients of nature's invisible stuff. Dark ...