Lev Landau's “Theoretical Minimum”(physics.stackexchange.com)

70 points by belter 3 years ago | 45 comments

Why does holding a key fob to your head increase its range?(physics.stackexchange.com)

581 points by jasonhansel 2 years ago | 145 comments

A Physics Stack Exchange question asking why holding a remote car key fob against your head or body extends its range.

Why is a second equal to the duration of 9,192,631,770 of radiations? (2016)(physics.stackexchange.com)

73 points by modinfo 3 years ago | 52 comments

Why did these algae grow like this in the pool?(physics.stackexchange.com)

77 points by pyinstallwoes 3 years ago | 13 comments

Can tin foil hats block anything? (2015)(physics.stackexchange.com)

38 points by gitinit 2 years ago | 27 comments

Why don't we define “imaginary” numbers for every “impossibility”? (2012)(math.stackexchange.com)

98 points by curling_grad 3 years ago | 74 comments

Why do electronic components have such odd values? (2021)(digilent.com)

430 points by mtm 2 years ago | 142 comments

Digilent blog post explaining why resistors, capacitors and other components come in values like 47k and 22µF, based on preferred number E-series.

Why is the sky blue?(explainers.blog)

766 points by udit99 8 months ago | 247 comments

An explainer blog post on why the sky is blue and sunsets are red, building a model of light scattering that also covers the Martian sky.

A New Experiment Meta-Strategy(chillphysicsenjoyer.substack.com)

26 points by surprisetalk 1 month ago | 1 comments

A Substack post by an amateur physicist describing a new strategy for doing home experiments after reorganizing a messy lab to fit limited free evenings.

LK-99 isn’t a superconductor(nature.com)

2063 points by Brajeshwar 3 years ago | 679 comments

Nature news article from August 2023 explaining how researchers determined that LK-99 is not a room-temperature superconductor.

Why some clothes shrink in the wash and how to unshrink them(swinburne.edu.au)

485 points by OptionOfT 9 months ago | 252 comments

Swinburne University news article explaining why some fabrics shrink in the wash and how to restore shrunken clothes.

Why is the human body so crap except for the liver?(dynomight.net)

9 points by surprisetalk 1 month ago | 0 comments

A Dynomight blog essay asking why many parts of the human body seem poorly designed while the liver is remarkably robust and regenerative.