Best places to buy contact lenses online that are cheap and high quality - Tired of overpaying for contact lenses? Abha Shah ...

Paper-thin optical lenses simple enough to mass produce like microchips could enable a new generation of compact optical devices. Researchers have fabricated and tested flat lenses called Fresnel zone ...

Chemists have succeeded in controlling the passage of halide ions by deliberately introducing defects into a two-layer nanographene system. Their paper shows new perspectives for applications in water ...

If you're also shopping for prescription eyewear, these are best places to buy glasses online using insurance. Our top pick: 1-800 Contacts Shop for contact lenses at 1-800 Contacts Originally ...

For the first time ever, scientists have used a technique called "quantum squeezing" to improve the gas sensing performance of devices known as optical frequency comb lasers. These ultra-precise ...

Lipow Oil Associates President Andy Lipow warned in a note this week that crude oil, gasoline, diesel and natural gas supplies could all be affected. While the five refineries located in the Los ...

2-Year U.S. Treasury Note Continuous Contract $102.797-0.008-0.01% 5-Year U.S. Treasury Note Continuous Contract $106.219-0.047-0.04% 10-Year U.S. Treasury Note Continuous Contract $108.547-0.063 ...

Commissions do not affect our editors' opinions or evaluations. Today’s average price of gas in the U.S. is $3.09 per gallon, up $0.02 from yesterday, $0.02 from last week and $0.07 from last month.

Even if you can't afford vision insurance, you can get affordable eye exams, glasses and contacts through discount programs ...