It accepts 67mm filters. The body is weather-sealed, and the front element has a fluorine coating to repel dirt, oils and water. Autofocus duties are handled by a pair of linear motors ...

Currency symbols are more than mere symbols—they are the gateways to understanding the global financial landscape. As world citizens, we encounter currency symbols daily, whether planning a trip ...

College of Environmental Science and Engineering, State Key Laboratory of Pollution Control and Resources Reuse, Key Laboratory of Urban Water Supply, Water Saving and Water Environment Governance in ...

Formula 1 greeted the 24-race 2025 season with a special event at London’s O2 Arena on Tuesday night. All 20 drivers were in attendance as the 10 teams unveiled their liveries for the new season ...

I’m always very happy to read about new methods of introducing fluorine atoms into organic molecules, because (like most medicinal chemists!) I consider the element an old friend of mine. Back before ...

Puza says that a simple math formula can reveal your “ideal bedtime” so you wake up feeling your best — and it’s not just about hitting the sack earlier. Charles Puza, a New York City ...

SAN FRANCISCO (KGO) -- There are 12 animal symbols that represent the Chinese zodiac. The signs rotate every year--from year of the rooster to year of the dog, for example--and it's believed that ...

Images, and the devices that capture them, are my focus. I've covered cameras at PCMag for the past 13 years, which has given me a front row seat for the DSLR to mirrorless transition, the ...

Adding fluorine to drug molecules can be tricky, but is often worthwhile. Rachel Brazil talks to the chemists trying to tame the ninth element Article summary Significance of fluorine in ...