We tested wearable fitness trackers across lifting, endurance, sleep, and recovery. These were worth the money

From strength training to sleep and recovery, these wearables stood out for turning raw data into useful action.

Meta Platforms: Rule Of 40 Says Buy

The latest consensus earnings revisions foretell a robust Rule of 40 score for Meta Platforms ahead. Click here to read my ...
eLife

Pupil dilation offers a time-window on prediction error

Pupil dilation provides a physiological readout of information gain during the brain's internal process of belief updating in the context of associative learning.
NPR

Sources & Methods

National security, unlocked. Each Thursday, host Mary Louise Kelly and a team of NPR correspondents discuss the biggest national security news of the week. With decades of reporting from battlefields ...