121
Lasers deflected using air
Deutsches Elektronen-Synchrotron DESY A Research Centre of the Helmholtz Association
Topics /
Hardware & Electronics
The most popular blog posts about hardware & electronics on Hacker News. 180 posts.
122
Headsets Delayed into 2024
Due to capital constraints, we are unable to meet our delivery deadline by EOY 2023 for Simula One preorders, and are pushing our optimistic shipdate to Q2 2024 (with a pessimistic ship date of Q4 2024 ). In this post we discuss our capital situation, mistakes we made, Review Unit testimonials, & investor feedback.
123
Microsoft opens MIDI 2.0 repo
The updated MIDI 2.0 specifications have been released, so we're opening the repo to the public.
124
Cascade: CPU fuzzing via intricate program generation
Cascade is a RISC-V CPU fuzzer that generates valid , long and complex programs, and relies on a termination cascade-effect for bug detection. It detected 37 new bugs (29 new CVEs) in 5 RISC-V CPUs, which is more than all the existing fuzzers, combined. You can read a paper we wrote on Cascade here and try it out here…
125
Real vs. fake AirPods with industrial CT
CT scans of counterfeit AirPods Pro and MagSafe chargers reveal pouch cell batteries in circular cavities, internal weights, and a fake ground pin.
126
H100 GPUs Set Standard for Gen AI in Debut MLPerf Benchmark
In a new industry-standard benchmark, a cluster of 3,584 H100 GPUs at cloud service provider CoreWeave completed a massive GPT-3-based benchmark in just 11 minutes.
127
Advanced Performance Extensions (APX)
These extensions expand the x86 instruction set with access to registers and features that improve performance.
128
Air Quality Monitors from USD $169 to $6k use the same low-cost PM Modules
Why monitors priced from hundreds to thousands of dollars often use the same low-cost PM modules, and what that means for performance claims.
129
Apple introduces spatial video capture on iPhone 15 Pro
iPhone 15 Pro and iPhone 15 Pro Max users can now capture spatial videos, which they can relive on Apple Vision Pro starting early next year.
130
New Functionality: Bluetooth for Raspberry Pi Pico W
Raspberry Pi Pico W, our wireless-enabled variant of our Pico platform, built around our RP2040 microcontroller, now has Bluetooth support.
131
Raspberry Pi 5 vs. Orange Pi 5 Plus vs. Rock 5 Model B
In this article, I go over Raspberry Pi 5 vs. Orange Pi 5 Plus vs. Rock 5 Model B regarding their specs, performance, and prices.
132
Some alloys don't change size when heated – recent work on why
Researchers in the lab of Brent Fultz have discovered why so-called Invar alloys keep a steady size and shape over a broad range of temperatures—unlike most materials.
133
The Lapdock Kit
Purism makes premium phones, laptops, mini PCs and servers running free software on PureOS. Purism products respect people's privacy and freedom while protecting their security.
134
135
136
US Senator: What Do Our Cars Know? and Who Do They Share That Information With?
U.S. Senator Ed Markey of Massachusetts has sent a much-needed letter to car manufacturers asking them to clarify a surprisingly hard question to answer: what data cars collect? Who has the ability to access that data? Private companies can often be a black box of secrecy that obscure basic facts...
137
138
Raspberry Pi Camera Module 3 released
Time and CMOS image sensor technology has marched on since 2013. So today, we’re happy to announce the launch of Camera Module 3.
139
140
141
142
143
Knots smaller than human hair make materials unusually tough
A micro-architected material made from tiny knots proves tougher and more durable than unknotted counterparts.
144
Inception: A simple XOR can cause a Microarchitectural Stack Overflow
Over the past one and a half years, we have studied two phenomena that enable an unprivileged attacker to leak arbitrary information on all modern AMD CPUs:
145
146
147
148
Discovery could extend battery life by replacing tape that causes self‑discharge
Thanks to a discovery in a Dal lab, manufacturers of laptops and other tech devices now have an explanation for why the batteries that power their gadgets tend to lose some of their charge over time and a path forward to fixing the problem..
149
x86 is dead, long live x86
The last couple of years have been quite revolutionary in the Silicon industry as a whole. With the resurgence of horizo
150
Water Cooled Rooftop Solar Panels
Some combinations were just meant to be. Peanut butter and jelly, ice cream and spoons, solar panels and canals, and solar photovoltaic (PV) thermal integrated roofing. Who’da thunk. Images Courtesy of TractileOf all the presentations I watched at the Energy Expo one particularly stood out to me. The presentation was…