How trains drove American history
The transcontinental railroad changed just about everything in America: transportation, communications, commerce, cities, politic…
Recent posts
Gadget prices have fallen for decades. Then AI happened.
The race to build AI data centers is leading to a global shortage of memory chips, driving up the cost of personal electronics. …
How much water does AI really use?
The heaviest demand on America's water supply isn't data centers or AI. It's from everyday uses such as growing food,…
Big Tech is all in on AI. Now all they need is customers.
Technology companies are betting trillions of dollars that consumers will open their wallets for AI services. But what if Big Tec…
IBM unveils tech for chips it says pack performance leap, use much less power
IBM has raised the curtain on semiconductor technology it says could deliver computer chips with 50 percent better performance wh…
CBS News poll finds more favor than oppose data centers in their area
Most Americans expect data centers to negatively impact the environment, local resources, although some see economic benefits f…
Tech stocks tumble for a second day. Here's what's behind the selloff.
Nvidia, Alphabet and other technology stocks fell as Wall Street shifted from rewarding AI spending to demanding evidence that it…