Why Nuclear Bombs Create Mushroom Clouds
Why do nuclear bombs make mushroom clouds? The phenomenon all comes down to a little something called the Rayleigh-Taylor instability, and by extension, convection. I’ll begin with the somewhat longer, but less geeky explanation before descending once again into extreme nerdery. It all starts with an explosion that creates a Pyrocumulus Cloud. This ball of…
Watch LG’s G Flex Self-Heal After a Knife Attack
While the curved display of the LG G Flex smartphone may be little more than a novelty, the smartphone’s true innovation looks as if it sits elsewhere within its frame — it’s “self-healing cover”. And this is more than just a party trick — the G Flex is the mobile equivalent of the X-Men’s Wolverine.…
Which Companies Are Encrypting Your Data Properly?
We’ve asked the companies in our Who Has Your Back Program what they are doing to bolster encryption in light of the NSA’s unlawful surveillance of your communications. We’re pleased to see that four companies—Dropbox, Google, SpiderOak and Sonic.net—are implementing five out of five of our best practices for encryption. In addition, we appreciate that…