New photo gear can be overpriced and sometimes it's hard to get. The secondhand market delivers better value if you know what to look for. These are my best tips.

Future devices will continue to probe the frontier of the very small, and at scales where functionality depends on mere atoms, even the tiniest flaw matters. Researchers at Rice University have shown ...

They power almost every electronic device we hold dear. But if homeowners aren't careful, lithium-ion batteries could cause ...

Transcript: Building America: Powering the AI Age ...

Authorities are reminding Warren County residents to let go of old, broken, dying and dead batteries responsibly in order to avoid some extreme consequences. The U.S. Environmental Protection Agency ...