Genomic stability: A double-edged sword for sharks

Sharks have been populating the oceans for about 400 to 500 million years. While our planet and many of its inhabitants have undergone massive changes several times during this period, this basal group of vertebrates has ...

The sweet physics of saltwater taffy

American beach town boardwalks often boast numerous storefronts advertising saltwater taffies. The candy calls to mind summer vacations, a rainbow assortment of colors and flavors, and a sweetness that sticks to the roof ...

How to make color-changing 'Transformers' with polymers

Shape and color changing are key survival traits for many animals. Chameleons can change their body to hide from predators, to reflect their moods, or even to defend their territory, while some soft-bodied animal-like octopuses, ...

Team discovers thousands of new transformable knots

Knots are used in all sorts of ways, every day. They ensure safety both indoors and for outdoor activities such as boating or sailing, are used as surgical sutures, as decorations, and they can even be found at nanoscales ...

Blink and you'll miss these plants shooting their seeds

If you happened upon a witch hazel plant in the forest, you might describe it as a sweet-smelling shrub with crinkly ribbon-like petals. But to Duke University graduate student Justin Jorge, it's a howitzer.

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