In 1920, most of us used public transport. But the decline of the great American streetcar is about more than the automobile: "By the time [GM] was buying up these streetcar companies, they were already in bankruptcy."
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3:47 am Fri
May 8, 2015
The death of the steetcar
Subway tunnel heat-exchangers could heat and cool thousands of nearby apartments
In Numerical investigation of the convection heat transfer driven by airflows in underground tunnels (Sci-Hub mirror), a group of engineers from L'Ecole Polytechnique Fédérale de Lausanne and the Swiss Federal Institute of Technology propose that low-cost heat-exchangers placed in subway tunnels could be used to heat and cool homes essentially for free (the system would […]
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SpaceX launches Hyperloop pod design competition geared for students and indie engineering teams
The high-speed ground transport system was first described by Elon Musk in a 2013 white paper, and its first route would connect Los Angeles and San Francisco with an expected journey time of 35 minutes.
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Heimdal Thor cleans up viruses, blocks future malware, and may just extend the life of your computer
If you remember your Norse mythology (or just watched Marvel’s Thor movies), you’re probably familiar with Heimdal, the god whose ever-watchful eye was entrusted with protecting the home of the gods in Asgard. Back on Earth, Heimdal Thor is also the name of a security package from Heimdal Security, that’s actually dedicated to much the […]
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Unleash your mobile app development skills with this world-class training
Everyone’s got their nose in a phone these days, and that doesn’t seem like it’s going to change anytime soon. With the increase in mobile device and e-commerce reliance comes increased need for developers who can build the apps we’re all so glued to. In fact, employment of devs is expected to grow up to […]
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Slice and dice like a professional chef with this stunning knife set
Whether you love cooking at home or you swore this was going to be the year you curbed your DoorDash addiction, you know you can’t get the job done well without the proper tools on hand. For all your recipe and meal prep needs, this 3-piece Sukasu Osami Chef’s Knife set will do you right […]
