39C3: Wheelchair Security – When a QR code bypasses all security mechanisms

An IT security researcher reveals how a wheelchair's QR code becomes a master key to all comfort functions.

How to build your own air quality meter with a Raspberry Pi and CO2 sensor

In winter, it’s important to ventilate living and working spaces regularly. Here’s how to make a homemade measuring station ...

Florida has dangerous animals that can kill. A list of the deadliest

Most shark bites in Florida are not deadly. However, there was an unfortunate 2010 attack where a 38-year-old Stuart man who ...
IEEE

A 23.2-to-26-GHz Low-Jitter Fast-Locking Sub-Sampling PLL Based on a Function-Reused VCO-Buffer and a Type-I FLL With Rapid Phase Alignment

Abstract: This article presents a type-II sub-sampling phase-locked loop (SSPLL) that achieves low jitter, low spur, and sub-$\mu $ s locking time when synthesizing millimeter-wave (mm-wave) ...
The Hill

Kaitlan Collins responds to Trump calling her ‘stupid and nasty’

CNN’s Kaitlan Collins brushed off President Trump’s pointed criticism Saturday after he called her “stupid and nasty” for purportedly asking about his plans for the White House ballroom. Collins took ...
Entertainment Weekly

CNN reporter Kaitlan Collins responds to Donald Trump calling her 'stupid and nasty'

CNN host and reporter Kaitlan Collins has reacted to Donald Trump after he blasted her in a lengthy social media tirade this weekend. On Saturday, the news channel's chief White House correspondent ...