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5:16 am Fri
Apr 6, 2018
Andy from How To Make Everything went out in the Utah desert, gathered up volcanic glass, then through trial and error learned how to make an Aztec-style edge weapon.
The episode includes an interesting history lesson from anthropologist Gilbert Tostevin at University of Minnesota, who shows Andy how Aztecs used a haft embedded with smaller obsidian pieces to make formidable weapons.
• Turning Volcanic Rock into a Blade that's Sharper than Steel (YouTube / How To Make Everything)
A year ago, the Norwegian Consumer Council commissioned a study into kids' smart watches, finding that they were incredibly negligent when it came to security and incredible greedy when it came to surveillance: a deadly combination that meant that these devices were sucking up tons of sensitive data on kids' lives and then leaving it […]
Circuitmess's fully funded Makerphone kickstarter is raising money to produce open source hardware smartphone kits to teach kids (and grownups) everything from soldering to programming.
The new parental controls in Ios 12 have all the same problems that all parental controls have: they overblock legit material (with a bias for sex-ed, especially sex-ed targeted at girls and queer kids, including Teen Vogue) and underblock all kinds of other material (neo-Nazi publications like The Daily Stormer and Reddit's pornographic /r/Gonewild are […]
Businesses of any size continue to use PDFs despite – and perhaps because of – their stubborn resistance to simple editing. But for those who need a little flexibility on their documentation, the search is over for alternative software. PDF Expert for Mac is the catch-all solution for wrangling those PDFs, and it’s available at […]
When it comes to tech, smaller is better, and these items fit the bill both in terms of size and price. We’ve rounded up our favorite stocking-ready gadgets, most of which are already on sale – and you can take an additional 15% off any of them with the special code MERRY15. iPM 3-in-1 Fast […]
So you’ve got a good eye for pictures? We’ve got a good eye for deals. And this holiday, there are some solid deals out there for photographers. Check out some of our favorite recent discounts on gear, software, and e-learning for photogs of any experience. Gadgets RevolCam: The Multi-Lens Photo Revolution for Smartphones This […]
