社会创新
Google's parent company uses lasers to bring internet service to villages
Google parent Alphabet (GOOGL.O) has already tried and failed to bring internet access to rural and remote areas by using high-altitude balloons in the stratosphere.
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自然与生物多样性
California conservationists and farmers unite to protect salmon
In an experiment a decade in the making, biologists are releasing hatchery salmon onto flooded Northern California rice fields, seeking to replenish endangered fish species while simultan...
自然与生物多样性
As wildfires approach Silicon Valley, tech firms could be a secret weapon
Silicon Valley’s innovation engine has been slow to produce useful new tools to help firefighters like Dave Winnacker extinguish the deadly blazes that each year fill California’s skies w...
健康与医疗系统
Self-driving cars in the U.S. are delivering supplies – and gathering data – during COVID-19
Self-driving cars, trucks, sidewalk robots and shuttles are rolling out of the labs and parking garages and onto American streets to help deliver groceries, meals, and medical supplies.
健康与医疗系统
This is how San Francisco is helping the homeless during the coronavirus pandemic
The coronavirus crisis is beginning to do something the city of San Francisco has been unable to accomplish for years - move homeless people off the streets and into shelters, including s...