Scientists first detected ripples in space known as gravitational waves[1] from the merger of two black holes[2] in September 2015. This discovery marked the culmination of a 100-year quest to prove one of Einstein’s predictions.
Two years after this watershed moment in physics[3] came a second late-summer breakthrough in August 2017: the...
The word “local” has become synonymous with sustainability, whether it’s food, clothes or the materials used to construct buildings. But while consumers can probably go to a local lumberyard to buy lumber from sustainably grown trees cut at nearby sawmills, no one asks for local glass.
If they did, it would be hard to give an answer.
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Read more https://theconversation.com/where-does-your-glass-come-from-263421
Parents struggle to help teens deal with online racism. Online racism is different from in-person racism because the people behaving that way usually hide behind fake names, making it hard to stop them[1]. Studies found that teens of color see more untargeted racism – memes, jokes, comments – and racism targeting others online than racism...
For farmers, every planting decision carries risks, and many of those risks are increasing with climate change. One of the most consequential is weather, which can damage crop yields and livelihoods. A delayed monsoon, for example, can force a rice farmer in South Asia to replant or switch crops altogether, losing both time and income.
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