The MP3 file format was always encumbered with patents, but as of 2017, the last patent finally expired. Although the format became synonymous with the digital music revolution that started in the ...

1. What data is held in the Nature Index? The Nature Index database captures all affiliation information of primary research articles published within 145 natural-science and health-science journals ...

A new bone substitute made out of 3D-printed glass You might think that glass has no business acting as a replacement for bone, but it turns out the two materials have many similarities. For a new ...

If SPI is not already enabled, load it on boot: Using pin 15/GPIO 22 for CE, pin 24/GPIO8 (CE0) for CSN Can use either RPi CE0 or CE1 pins for radio CSN. Choose any RPi output pin for radio CE pin.