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Stephen Johnson
Executive Editor, Big Think
Stephen Johnson is Executive Editor at Big Think. His writing has appeared in PBS, U.S. News & World Report, and newspapers and magazines across the Midwest. He lives in St. Louis.
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Humans are more likely to have "first contact" with an advanced alien civilization, according to a recent NASA-funded paper.
A new study explores how using positive labels to describe a majority group may negative impact perceptions of minority groups.
Sound waves behave quite differently on Mars than on Earth.
The discovery could help astronauts find better ways to grow food in space.
Ultrasound might be able to damage the novel coronavirus in the same way an opera singer's voice can shatter a wine glass.
Creating an afterlife—or a simulation of one—would take vast amounts of energy. Some scientists think the best way to capture that energy is by building megastructures around stars.
"Large-scale indiscriminate killing is a horror that is not just a feature of the modern and historic periods, but was also a significant process in pre-state societies," the researchers wrote.