Fitbit Versa 4 Smartwatch Hits a Yearly Low and It’s Cheaper Than Garmin
Sleep tracking is where it gets really interesting. The Fitbit Versa 4 breaks down your sleep patterns and gives you a nightly score, kind of like a report card for your rest. It’ll tell you if you’re ...
New Scientist23h
Forces deep underground seem to be deforming Earth's inner core
Seismic waves suggest the planet's solid inner core is being pulled out of shape – and it has undergone these changes over ...