Something unusual happens when a drop of molten glass falls into water. As it cools, it creates a crystal clear tadpole-like droplet that’s bulletproof on one end, but impossibly fragile on the other. We’ve known about these droplets for 400 years, but scientists have only recently figured out what makes them almost… Read more…
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Scientists Finally Know What Makes These Weird Glass Droplets So Incredibly Strong
An anonymous reader quotes ZDNet: With this week’s monthly Patch Tuesday, Microsoft has also rolled out a new policy for Edge and Internet Explorer that prevents sites that use a SHA-1-signed HTTPS certificate from loading. The move brings Microsoft’s browsers in line with Chrome, which dropped support for the SHA-1 cryptographic hash function in January’s stable release of Chrome 56, and Firefox’s February cut-off… Apple dropped support for SHA-1 in March with macOS Sierra 10.12.4 and iOS 10.3… Once Tuesday’s updates are installed, Microsoft’s browsers will no longer load sites with SHA-1 signed certificates and will display an error warning highlighting a security problem with the site’s certificate. Read more of this story at Slashdot.