A quick calculation: To estimate a battery’s internal resistance, you can use a simple voltage-drop method when the open-circuit voltage, loaded voltage, and current draw are known. For example, if a ...

As artificial intelligence (AI) and smart gadgets become more common, our need for reliable power sources grows. Renewable ...

The president expects his next Fed chair to lower rates, but growing internal opposition shows the limits of a leadership change—and threatens to end decades of consensus.

Some years ago, I traveled to South Africa with a group of Israelis to study the anti-apartheid movement. On our first ...

Pamela Price, former Alameda County District Attorney, is preparing for a return to the ballot in 2026 after being removed ...

A Croatian repair shop claimed that Tesla’s Chinese-made LG batteries degrade much faster than those made in Europe or the ...

The typical tenure of a Fortune 500 CEO has decreased from 9.5 years to just 7.2 years in 2025. Within the first 18 months of their appointment, half of all newly appointed senior executives fail.

The Nazi's little brother may have been the Nazi's half-little brother. People noticed he did not much resemble the Nazi, or ...

The Indiana Senate voted to reject a congressional map that would have added two more GOP-leaning House seats ahead of the 2026 midterms.

Anthropic runs 200-attempt attack campaigns. OpenAI reports single-attempt metrics. A 16-dimension comparison reveals what ...

A trial could reveal more about the facts that two outside experts assembled about the Clinton Foundation while investigating the group for possible tax violations.