Why toothpaste and cement harden over time

Take a look inside the cap of your favorite toothpaste, and you might see hard, white residue, a firm version of the smooth paste you squeeze onto your brush.

Getting to the root of plant survival

When facing a volatile climate, nature searches for a way to survive. For plants, that often means spreading new roots deeper and wider in search of water, particularly in times of drought. While scientists have recognized ...

New twist on CRISPR technology

In a classic episode of an old-school TV comedy called I Love Lucy, we see Lucille Ball stepping into an assembly line job at a candy factory. As the pace of the conveyor belt exceeds her ability to wrap the candy, the frenzy ...

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