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Sell-by dates | Things to Know

VIDEO: Time stamps on packaging prompt consumers to toss a lot of food, but what do they actually say about safety?

Data viz experts explain Covid-19 graphics | Things to Know

VIDEO: Scientists break down what some popular visualizations of the pandemic can and cannot tell us

How humans shift fish evolution | Things to Know

VIDEO: By targeting larger individuals, intense fishing may lead to a fishery dominated by the small

The race to develop paper-based tests for coronavirus

Scientists are working at breakneck speed to develop inexpensive tools that take only minutes to tell if someone is infected — a feat that could pave the way for a safer return to normalcy