The heart rate zone formula is flawed, especially for women. Here's how to rethink your training.

That tension becomes especially clear with heart rate zone training, a popular five-tier system that endurance athletes use ...

The real AI revolution is going from the information era to the ‘intelligence era,’ Paypal senior VP says. That means your focus should be tokens

As companies transition from data retrieval to AI generating data on the spot, tokens are more important than ever.

How Likely Is A Big Stock Market Drop?

Discover why options market data suggests a lower crash risk for U.S. stocks than pundit surveys, and how to optimize asset ...
eLife

Daily life fluctuations in affect predict within-person changes in a real-world measure of cognitive processing speed

This study provides important evidence that negative affect is associated with slower cognitive processing in daily life, with findings replicated across three independent samples and supported by ...
University of California, San Francisco

Improving Diagnosis of Aortic Stenosis with Genetics and AI

Aortic stenosis is a narrowing of the aortic valve which connects the heart to the rest of the body. It affects millions of people and can be fatal if left untreated. At present, there are no ...
Center for American ProgressOpinion

How Fossil Fuels and Global Extreme Weather Increase Americans’ Food Prices

Fossil fuels and the climate change they cause are worsening extreme weather events that disrupt global food supply chains ...
IEEE

A Two-Stage Coarse-to-Fine Cross Correlation Method for Chirp-Based Ultrasonic Positioning

Abstract: A multiaccess ultrasonic positioning system (UPS) based on chirped signals needs to estimate the ultrasonic (US) time-of-flight (TOF) of at least three channels. If the cross correlation ...