Is PayPal Stock a Buy?

PayPal stock trades at an all-time low valuation. If growth rates tick higher, shares could have plenty of upside.

How to upcycle low-energy light

To combine two low-energy photons into one high-energy photon efficiently, the energy must be able to hop freely, but not too quickly, between randomly oriented molecules of a solid. The discovery provides a much-needed design guideline for developing …

Announcing the Devcon SEA venue!

Hello, Devcon awaiters! We are thrilled to announce the venue where we’ll meet for Devcon 7 in Southeast Asia from November 12-15! This year we are transforming the QSNCC – Queen Sirikit National Convention Center into a lively world that showcases o…

Sulfur and the origin of life

A new study shines a spotlight on sulfur, a chemical element that, while all familiar, has proved surprisingly resistant to scientific efforts in probing its role in the origin of life.