SENSEX
NIFTY
GOLD
USD/INR

Weather

image 36    C

Internet News

Phys.org

Internet / Phys.org

details

Improved thin film harnesses indoor light to power devices

Remember the solar calculator from middle school math class that had a small solar cell at the top? The idea behind that technology is not a relic of the past but the subject of continuous innovation. Today

14 Sep 2026 9:50 pm