What Is a Tokamak?
A tokamak is a machine that confines a plasma using magnetic fields in a donut shape that scientists call a…
science
Compact Fusion Power Plant Concept Uses State-of-the-Art Physics To Improve Energy Production
Fusion power plants use magnetic fields to hold a ball of current-carrying gas (called a plasma). This creates a miniature…
The meat of the future
Here’s a glimpse of the future of meat: We’ll make it from stem cells in giant “bioreactors” like you might…
The Circles in This Illusion Actually Aren’t Changing Shape or Moving at All, Sorry
The internet is never short on optical illusions – trippy gifs and animations that trick our brains and misguide our…
What is the chaos theory?
Chaos theory is an interdisciplinary theory and branch of mathematics focusing on the study of chaos: dynamical systems whose apparently…
Clouds that shine at night
In late spring and summer, unusual clouds form high in the atmosphere above the world’s polar regions. As the lower…
What is the intermolecular force?
Intermolecular force is the force that mediates interaction between molecules, including the electromagnetic forces of attraction or repulsion which act…
Exotic magnetic states in miniature dimensions
We are all used to the idea that simpler units in nature interact to form complex structures. Take, for example,…
What is a Tesla coil?
Tesla coil is an electrical resonant transformer circuit designed by inventor Nikola Tesla in 1899. It is used to produce…
The sky above the Azores shows us a phenomenon always present but difficult to see: the airglow
It is one of the many events that can happen when the Earth is hit by particles from the…