A translucent hydrogel film can conceal and reveal Leonardo da Vinci’s Mona Lisa, triggered by subtle changes in temperature, moisture, or mechanical strain. The illusion is the work of engineers at ...

Some people won't mind if you keep your screen visible, but that doesn't mean you should let yourself be distracted. Jason Chun is a CNET writer covering a range of topics in tech, home, wellness, ...

High-resolution imaging techniques are transforming cell biology, but challenges remain in accurate 3D imaging. Robust computational tools and interdisciplinary collaboration are essential for ...

Legalizing cannabis for both medical and recreational use may lead to a decline in daily opioid use among people who inject drugs in the United States, according to a new study led by a Boston ...