After selling millions of Galaxy S3 handsets, Samsung has the tech world’s attention. With countless eyeballs fixed on the reveal of the Galaxy S4, the company presented – apart from some cheesy ...

Qualcomm has revealed its next-generation Bluetooth chips for makers of wireless earbuds and headphones, and the company predicts that 2022 will be the year that we see a whole slew of new innovations ...

The fourth heart sound (S4), also known as the "atrial gallop", occurs just before S1 when the atria contract to force blood into the LV. If the LV is non-compliant and atrial contraction forces blood ...