Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET. When not wallowing in weird gear and iPad apps for cats, she can be found tinkering with her 1956 DeSoto. This is ...

Like a scouting handbook for the molecular realm, a new chart reveals how to tie molecules up in knots of increasing complexity. Mathematicians have cataloged billions of distinct knot types, but ...

As Class 10 Science exams approach, students are revising the periodic table using smart memory techniques rather than rote ...