What If on MSN
The true scale of the largest objects in the universe
Imagine shrinking Earth to the size of a small ball to reveal just how vast the Universe is. If it were 12 centimeters wide, ...
4D, most known in science fiction and theoretical physics, is being actualized by the 4D printing technology developed at MIT’s Self-Assembly Lab. This breakthrough enhances conventional 3D printing ...
Researchers have invented nano-optical tweezers capable of trapping and moving an individual nano-object in three dimensions using only the force of light. Using this approach, they have demonstrated ...
Cells are minute—typically too small to be seen by the human eye. Even so, the cellular world encompasses a range of scales, from roughly a tenth of a nanometer (10 −10 m) to a millimeter (10 −3 m) or ...
Despite all the technological advances over the years, measuring items in your home still tends to involve old-school rulers and tape measures... and they can be inaccurate if there are curves.
When you read about something or see it on TV, the (lack of) context might leave you guessing — or even worse, misinterpreting — the details. Luckily, r/HumanForScale solves that problem. Every ...
You can measure objects on an iPhone using Apple's Measure app. The app is free and works with specific versions of the iPhone, iPad, and iPod. You may be able to ...
I’m trying something new this week. Instead of the usual grab bag of tech tools, trends and tips, I’m sharing two big buckets of topics with various items within them. Let me know what you think. NO ...
Exploration of the fourth dimension, well-known in literature and theoretical physics, became a realistic theme only a few years ago. This leap was made when the first object was printed using 4D ...
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