This bridge was completed in 2017. It spans the Hudson River north of New York City.The old Tappan Zee bridge that was built in 1955 is in the process of being dismantled, and can be seen to the left of the picture.
At this stage in my life, I am less appreciative of the constructs of human beings than I used to be when I was young. But this massive structure certainly caught my attention, perhaps because it has different kind of symmetry, one that I am not used to seeing.
“Formal Verification“, eh! I hope this can help address the curse of bad software in the real world, which is a disaster waiting to happen.
via Formal Verification Creates Hacker-Proof Code | Quanta Magazine
via How the humble S-bend made modern toilets possible – BBC News
“”Gentility of speech is at an end,” thundered an editorial in London’s City Press, in 1858. “It stinks!””
“More than 170 years later, about two-thirds of the world’s people have access to what’s called “improved sanitation”, according to the World Health Organization, up from about a quarter in 1980.”
“Across various African countries, for example, it reckons inadequate sanitation lops one or two percentage points off gross domestic product (GDP), in India and Bangladesh over 6%, and in Cambodia 7%”
This story illustrates something fairly typical in the world of engineering. Even the most thoughtful solutions to some applications are usually not complete just because no one thinks of all the usage models that are possible. When issues arise, either inadvertently or when deliberately created, there could be enormous costs involved in finding and implementing a solution that best addresses the problem. In too many cases, people, or organizations, respond by trying to cover up their tracks or hacking up a temporary solution, hoping that the problem will just go away. Sometimes the consequences are not good.
via Inside an Epic Hotel Room Hacking Spree | WIRED