articles tagged: physics
the problem with theories of everything
# science

the problem with theories of everything

Stephen Wolfram joins a long line of theoreticians who believe they uncovered how the universe really works. He, like all of them, is almost certainly wrong.

no, seriously, all planets are round
# oddities

no, seriously, all planets are round

Flat Earthers don't seem to realize that their theory violates basic laws of physics.

you can now build a tractor beam at home
# science

you can now build a tractor beam at home

Tractor beams aren't just for aliens cruising Earth and looking for people to abduct anymore. In fact, you can build one yourself.

why we need to make fusion work with a new kind of reactor
# science

why we need to make fusion work with a new kind of reactor

We have a new design for a fusion reactor that's showing great promise. We owe it to ourselves to give it a fair shot at making fusion work.

never mind, the universe is still probably expanding at an accelerating rate
# science

never mind, the universe is still probably expanding at an accelerating rate

On further review, the study claiming that the universe is expanding at a steady rate ended up independently proving accelerating expansion.

how scientists accidentally solved the universe’s weight problem
# space

how scientists accidentally solved the universe’s weight problem

While studying mysterious fast radio bursts, astronomers figured out why the universe weighs as much as it does and where that mass went.

the emdrive’s wishful thinking and weird physics
# science

the emdrive’s wishful thinking and weird physics

For the EmDrive and similar schemes to work would require radically different laws of physics. But something as trivial as physical impossibility isn't deterring its advocates...

how to shield yourself in a vacuum, sci-fi style
# science

how to shield yourself in a vacuum, sci-fi style

For an instant spacesuit, just add plasma or electrons. But don't stay in it for too long...

when lasers learn how to turn a corner…
# science

when lasers learn how to turn a corner…

A new experiment unlocks quantum behaviors that can make laser beams more cohesive and negotiate more complicated trajectories.

why absolute zero isn’t theoretically absolute
# science

why absolute zero isn’t theoretically absolute

Amazingly, you can cool something to below absolute zero. And what happens when you do is really, really weird...

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