We’ve seen a few H-bridge circuits around these parts before, and here’s another application. This time we have an Old Train ...

I own a digital 24-hour clock (i.e., a military time clock) that displays in HH:MM format. Each digit uses the standard seven-segment display in which seven lights toggle on or off to form numbers, as ...

The New England Patriots punched their first playoff ticket in four years Sunday night, slamming the door on Baltimore with a ...

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Annie Chou Annie Chou is a ...

Instead of jolting you awake, a sunrise alarm clock will help you gradually wake up with its gentle light and sounds. Nasha Addarich Martínez Managing Editor Nasha is a Managing Editor for CNET, ...

While most of our picks for the best alarm clock use beeps or music to wake you up, many people may opt for an alarm that doesn't rely on sound, including those who are deaf or hard of hearing, ...

Chalkbeat Ideas is a new section featuring reported columns on the big ideas and debates shaping American schools. Sign up for the Ideas newsletter to follow our work. An obscure university report has ...

In the late 1960s and early 1970s, the American cartoonist Crockett Johnson created a series of paintings on mathematical subjects. They’re based on theorems, laws, and mathematical figures, but ...