German industrial designer Richard Sapper was a problem-solver at heart. His articulating 1972 Tizio desk lamp offered a superpowered light source via a (then novel) minuscule halogen bulb, while his ...

NBC Selected independently determines what we cover and recommend. When you click on or buy through our links, we earn a commission. Learn more. Cory Fernandez Commerce Editor Lighting candles around ...

Some Google Home users are seeing a bug where smart bulbs stay connected but lose color controls, leaving only basic white or warm light options. The issue appears inconsistent, with reports on Reddit ...

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Every year, the countries competing in the International Mathematical Olympiad arrive with a booklet of their best, most original problems. Those booklets get shared among delegations, then quietly ...

One idle evening last October, Mehtaab Sawhney took up an old pastime. He began perusing the website erdosproblems.com, an updated record of the 1,179 conjectures left behind by the eccentric and ...

What are the most pressing global crises in 2026? Each year, the International Rescue Committee’s (IRC) Emergency Watchlist identifies the countries at greatest risk of new or worsening humanitarian ...

Five years ago, mathematicians Dawei Chen and Quentin Gendron were trying to untangle a difficult area of algebraic geometry involving differentials, elements of calculus used to measure distance ...

LED lighting has taken roadways by storm, but are they better than HIDs? We breakdown the differences between the two to find the better bulb. LED headlights dominate the industry due to efficiency ...

When people name the most important inventions in history, light bulbs are usually on the list. They were much safer than earlier light sources, and they made more activities, for both work and play, ...

When your range hood breaks down, it's likely one of these four problems. Here's how you can fix each one.