Tag Archive for 'Phone'

Talking on a mobile for 30 minutes or more per week is linked with a 12% increased risk of high blood pressure compared with less than 30 minutes. Image credit: Pexels.

Regular Mobile Phone Use for Calls May Increase Risk of New-Onset Hypertension: Study

May 8, 2023 by Enrico de Lazaro

In a large study of 212,046 participants, mobile phone use for making or receiving calls was significantly associated with a higher risk of new-onset hypertension,...

Zhang et al used artificial intelligence to search through radio signals recorded from FRB 121102. Image credit: Breakthrough Listen Initiative.

Study: Earth’s Mobile Tower Leakage Could Not Be Detected by Nearby Earth-Like Civilizations

May 3, 2023 by Enrico de Lazaro

Mobile communication towers represent a relatively new but growing contributor to the total radio-leakage associated with planet Earth. In new research,...

Chandrasekhar et al invented a proof-of-concept blood pressure app that can give accurate readings using an iPhone. Image credit: Michigan State University.

New Smartphone App Accurately Measures Blood Pressure from Fingertip

Sep 11, 2018 by News Staff

A team of researchers at Michigan State University has developed an iPhone X app that measures blood pressure via the ‘oscillometric finger pressing...

The battery-free phone can sense speech, actuate the earphones, and switch between uplink and downlink communications, all in real time. It is powered by either ambient radio signals or light. Image credit: Mark Stone, University of Washington.

First Battery-Free Cellphone Harvests Power from Ambient Radio Signals, Light

Jul 14, 2017 by News Staff

A team of computer scientists and electrical engineers at the University of Washington has invented a cellphone that requires no batteries and harvests...