MXene materials help photodetectors see the light

Photodetectors are the devices that convert information carried by light into an electric signal that can be processed by electronic circuits and computers. They are found in everyday devices, such as television remotes and ...

Warm ocean water attacking edges of Antarctica's ice shelves

Upside-down "rivers" of warm ocean water are eroding the fractured edges of thick, floating Antarctic ice shelves from below, helping to create conditions that lead to ice-shelf breakup and sea-level rise, according to a ...

2019 Arctic sea ice minimum tied for second lowest on record

The extent of Arctic sea ice at the end of this summer was effectively tied with 2007 and 2016 for second lowest since modern record keeping began in the late 1970s. An analysis of satellite data by NASA and the National ...

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