Novel 4-D printing method blossoms from botanical inspiration

A team of scientists at the Wyss Institute for Biologically Inspired Engineering at Harvard University and the Harvard John A. Paulson School of Engineering and Applied Sciences has evolved their microscale 3D printing technology ...

New pop-up sensor may help robotic surgery

Robots have taken over the O.R. Today, more and more surgeries are performed from behind a computer console as multi-million dollar, multi-armed surgical robots like the Zeus or Da Vinci systems replace hand-held scalpels. ...

Sea sponge anchors are natural models of strength

Life may seem precarious for the sea sponge known as Venus' flower basket. Tiny, hair-like appendages made essentially of glass are all that hold the creatures to their seafloor homes. But fear not for these creatures of ...

Fluid-filled pores separate materials with precision

In nature, pores can continuously control how a living organism absorbs or excretes fluids, vapors and solids in response to its environment; for example, tiny holes invisible to the naked eye called stomata cover a plant's ...

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