If you set ball bearings at the top of each of these two inclined planes, one linear and the other curved, which ball reaches the bottom faster? Are they Galileo's balls, arriving simultaneously because of gravity? Are they Leonardo's balls, with the linear one arriving first because it has less distance to travel? Or are they Huygens' balls, the undulating one winning because of acceleration?
Ball bearing ramp challenge: which reaches the bottom first?
Why does a Slinky stay momentarily suspended in mid-air when you drop it?
If you drop a Slinky from any height, the bottom of it stay suspended in mid-air until the top catches up. This happens whether you're dropping it from above your head or off the roof of a house. It's all about the propagation of the pressure wave, man. Below is the full video with more… READ THE REST
This is the highest-resolution image of atoms ever seen
This is an image of the atoms in a praseodymium orthoscandate crystal, zoomed in 100 million times. It's the highest resolution image of atoms that humans have ever seen. Using an algorithm-powered technique called ptychography, the Cornell University researchers were able to achieve a resolution triple that of the latest generation of electron microscope. The only… READ THE REST
Physicist Michio Kaku: "Reaching out to aliens is a terrible idea"
Professor Michio Kaku, author of the new book, The God Equation, was interviewed by The Guardian on his thoughts about string theory ("The universe in some sense is like a chess game and for 2,000 years we've been trying to figure out how the pawns move."), Isaac Newton ( "A person like that comes along once every… READ THE REST
Save up to 25% on pet clippers, shearing, and grooming accessories from Boshel
Admit it … we've had a tendency to let a few things slide over the past 18 months. Stuff like your personal grooming. Hey, if you never have to leave the house, why shower and shave and clothe yourself properly? If you gave in a bit — maybe even a bit too much — just imagine… READ THE REST
Completely transform the vibe of your room with 10 deals on color-changing LED lamps
If you're a fan of The Dude, you already know that a rug can really tie a room together. Well, you can certainly argue the same out of a quality lamp. While the rug does its work at ground level, a lamp casts its glow in a full 360-degree spread, maintaining just the tone and… READ THE REST
Create winning ad copy, blogs and social posts for your business using AI with Writesonic
Look, not everyone can be a writer, and there's no shame if you're one of the many who has made peace with the fact that sterling prose just isn't in your wheelhouse. However, that realization doesn't absolve you or your business of the consequences. Whether you're a wordsmith or not, someone has to craft a… READ THE REST
