Why is my dryer radioactive?(physics.stackexchange.com)

629 points by jpitz 3 years ago | 148 comments

Physics Stack Exchange question asking why a Geiger counter reads elevated radiation inside a clothes dryer right after a drying cycle.

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

38 points by gitinit 2 years ago | 27 comments

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

70 points by belter 3 years ago | 45 comments

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

77 points by pyinstallwoes 3 years ago | 13 comments

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

98 points by curling_grad 3 years ago | 74 comments

Reverse engineering a car key fob signal(0x44.cc)

380 points by wolframio 2 years ago | 76 comments

Blog post (Part 1) describing reverse engineering the radio signal of a car key fob using an RTL-SDR dongle.

Your MCU likely escaped the eMudhra intermediate CA compromise(danielmangum.com)

47 points by hasheddan 5 days ago | 28 comments

Blog post explaining why microcontroller-based IoT devices are likely unaffected by the eMudhra intermediate CA private key compromise, due to minimal pinned root CA bundles.

Suspects can refuse to provide phone passcodes to police, court rules(arstechnica.com)

496 points by thunderbong 2 years ago | 343 comments

Ars Technica article on a court ruling that suspects can refuse to give police their phone passcodes, noting conflicting case law that may reach the Supreme Court.

Mechanical Watch (2022)(ciechanow.ski)

700 points by razin 4 months ago | 118 comments

Bartosz Ciechanowski's interactive blog article explaining how a mechanical watch mechanism works, with draggable 3D demonstrations.

I'm just having fun(jyn.dev)

457 points by lemper 10 months ago | 209 comments

A blog post by jyn, a compiler engineer, arguing that programming isn't a competition and that they write about technical topics simply for fun.

Passkeys will come at a cost(fy.blackhats.net.au)

634 points by xena 3 years ago | 383 comments

Blog post arguing that passkey hype and reliance on resident/discoverable credentials will exhaust limited storage on hardware security keys, making them obsolete.