Test tube racks are a lab staple. By stabilizing tubes, they make it easier to pour, pipette, mix, and observe reactions. They also help keep tubes (and thus experiments) well organized. However, if you’re experimenting from a new location this…
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Emmett Chappelle and the invention of the “firefly” bioluminescence assay
In these last days of summer, I’ve been having fun catching (and releasing) the fireflies that appear every night in the woods near our house. It's only recently that I learned that these flashing bugs were the inspiration behind ATP…
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Scientists and the Case of the Slimy Swimming Hole
There’s a chance that this summer you’ve headed to your favorite swimming hole or beach only to see a notice like this: WARNING! TOXIC ALGAE PRESENT Water Unsafe for People and Pets Such warning signs are often unnecessary. The change…
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Five Sensational Synthetic Biology Projects
Synthetic biologists see cells as programmable machines that can be constructed (and reconstructed) with interchangeable parts made out of different DNA sequences. Part computer science, part biology, part engineering, and a large part out of the box thinking and creativity…
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