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How Heat Kills Cells
The proteins that unravel as the temperature starts to rise turn out to be among the most vital.
How Viruses May Have Led to Complex Life
Without viruses, we might never have evolved.
The Shape-Shifting Army Inside Your Cells
Proteins work like rigid keys to activate cellular functions — or so everyone thought. Scientists are discovering a huge number of proteins that shape-shift to do their work, upending a century-old maxim of biology.