When 1 + 1 ≠ 2: How mixed water contaminants rewrite toxicity rules

Pesticides and disinfection by-products are widely detected together in treated drinking water at trace levels worldwide.

'Time travel to the future': Tech giants are touting quantum computing as the next big thing. But has the hype gone into hyperdrive?

Amazon, Microsoft, and IBM are all racing to build a quantum computer. But the technology's feasibility is as hazy as its physics.