Professor Raúl Rojas has published a book about how symbols have been used throughout history in mathematics. The work was translated into English this year.

The interstellar comet 3I/Atlas reached its closest point to the sun. Here's how to follow the rest of its journey away from ...

Our phones are all-in-one solutions for managing our personal lives, so can they also replace a bag of tools? We decided to ...

Opponents of a sales tax measure on the November ballot have accused Santa Clara County leaders of improperly urging a yes vote on Measure A, through a taxpayer-funded mailer sent to every household ...

Researchers from Edith Cowan University (ECU) have developed an innovative new way to measure biological age, which could make it easier to detect and track age-related conditions. A team from ECU, ...

SRP hopes a huge flume on the Verde River watershed will help measure the flow of water more accurately. The flume will be able to melt ice in the winter, solving a problem SRP has dealt with when ...

Weaver ants’ feet have an incredibly strong grip—individual members of one species can, without slipping, hold an entire dead bird hanging off the edge of a table. And the mighty insects rarely work ...

Physicists have measured both the momentum and position of a particle without breaking Heisenberg’s iconic uncertainty principle. In quantum mechanics, particles don’t have fixed properties the way ...

Multiplying two analog signals involves the use of analog multipliers, usually implemented by using log and antilog circuit blocks or the Gilbert cell. Today, the most common technique used to ...

The Bureau of Labor Statistics — the agency that produces the monthly jobs report, the consumer price index, and other marquee economic data — had a $700 million budget in 2025. The White House has ...

What just happened? Engineers at the University of California, Santa Cruz, have developed a method for measuring heart rates that requires no wristband, smartwatch, or medical device. Instead, the ...