Solid-state batteries could be safer and more energy-dense than today’s lithium-ion technology, but finding materials that allow ions to move quickly through solid electrolytes has been difficult.

The global water crisis affects everyone – but not equally. Where people lack safe drinking water and sanitation close to home, inequalities flourish, with women and girls bearing the brunt. They ...

Find historical weather by searching for a city, zip code, or airport code. Include a date for which you would like to see weather history. You can select a range of dates in the results on the next ...