/r/askscience
Do current technologies allow for a manmade object to break the speed of sound in water? What would the sonic boom be like?
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AskScience AMA Series: We are the UCLA iGEM team, a group of undergraduate researchers participating in the world's largest synthetic biology competition. Inspired by biological design and motivated by human needs, we are seeking to genetically engineer novel synthetic silks. AUA!
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Marketing would have me believe that products like detergent are improving by leaps and bounds a few times a year. Have households solvents changed much in the last 50 years?
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Why can you see where a boats wake was long after the boat has left and the water has stilled? Seems like the wake can be seen for hours on evenly calm water.
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AskScience AMA Series: I'm Dr. Richard Johnson, a professor of medicine, clinician and researcher. I specialize in metabolic syndrome and obesity, and my latest research shows that nature wants us to be fat. AMA!
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