Placing colloidal spheres in the immediate proximity of fluorescent molecules makes it possible to achieve single-molecule imaging at high temperatures with a low-cost system. In an optical microscope ...

Please Note: All times UK. Tables are subject to change. The BBC is not responsible for any changes that may be made. Manager: Luís Castro Formation: 4 - 3 - 3 Manager: Pierre Sage Formation: 3 - 4 - ...

The crystals then rearrange and shift into a position that increases the lens’s optical power, allowing it to change focus instantly. When you look farther away, the sensors stop sending the ...

President Donald Trump suggested the Pentagon will soon start targeting drug cartels with strikes on land in Venezuela and beyond, after a campaign that has mainly focused on alleged trafficking ...

The best spotting scopes are small optical instruments, usually used by birdwatchers and wildlife observers. They usually have a little more magnification power than binoculars but aren't quite as ...

Lea Uradu, J.D., is a Maryland state registered tax preparer, state-certified notary public, certified VITA tax preparer, IRS annual filing season program participant, and tax writer. A co-tenancy ...