Science and reality
In the recent LIGO announcement, it was claimed the event was two colliding black holes 1.3 billion years ago. How do we know this?
The post Using Gravitational Waves to Pinpoint Colliding Black Holes appeared first on WIRED.
Ole Roemer used the moons of Jupiter to estimate the speed of light. Here's how he did it.
The post You–Yes, You–Can Calculate the Speed of Light With Jupiter appeared first on WIRED.
What path should you take to catch another football player? Here are three different ways to run the play.
The post Tackle a Runner Like a Super Bowl Player—With Physics! appeared first on WIRED.
In so-called mechanical doping, a rider hides an electric motor in a bike. How could you detect these motors without taking the bike apart?
The post Clever Ways to Catch a Pro Cyclist Cheating With a Hidden Motor appeared first on WIRED.
The MythBusters lifted a car with a vacuum cleaner. Could you do the same thing by replacing the vacuum cleaner with a human sucking through a straw?
The post Psst: You Could Probably Lift a Car by Sucking Through a Straw appeared first on WIRED.
Here is a quick introduction to the superposition of electric fields and visualizing the E-field due to a dipole using VPython.
The post Use Code to Create Sweet 3-D Visualizations of Electric Fields appeared first on WIRED.
Blue Origin just relaunched the New Shepard rocket. Here is an analysis of the acceleration both for the launch and the landing.
The post How Fast Did Blue Origin’s Rocket Accelerate on Launch? appeared first on WIRED.
In some cases, the snow accumulation from the snow storm Jonas must be melted. How much power would it take to melt the snow on the roads?
The post Melting Blizzard 2016’s Snow Would Take a Lot of Energy appeared first on WIRED.
We don't know everything about Planet Nine, but we know enough for some estimation questions.
The post Could You Live on Planet Nine? appeared first on WIRED.
Light travels at a very high speed, making it difficult to measure. Here are three historic methods to measure the speed of light.
The post How to Measure the Speed of Light With Lanterns, Wheels, and Planets appeared first on WIRED.