We have discovered legions of strange particles that seem to only have a ghostly existence inside materials. Even so, they are the basis of much modern technology - so are they actually real?

Ask the publishers to restore access to 500,000+ books. The Internet Archive keeps the record straight by preserving government websites, news publications, historical documents, and more. If you find ...

Researchers in Australia used coral samples to calculate historical ocean temperatures going back to the 17th century. Their ...

Nina Wang, a student at Alisal Elementary School in Pleasanton, won a Conservation Art Contest sponsored by Tri-Valley water ...