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Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 1,766 posts.
Hardware & Electronics
Any year
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Heart aerospace completes first flight of largest electric aircraft
Heart Aerospace’s X1 demonstrator became the world’s largest battery-electric aircraft ever flown, demonstrating electric flight at airliner scale and advancing development of the ES-30.
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Physicists Build Circuit That Generates Clean, Limitless Power from Graphene
Researchers harnessed the atomic motion of graphene to generate an electrical current that could lead to a chip to replace batteries.
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ECG app and irregular rhythm notification on Apple Watch
The ECG app on Apple Watch Series 4, a direct-to-consumer product, enables customers to take an electrocardiogram right from their wrist.
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DDR4 SDRAM – Initialization, Training and Calibration
A detailed tutorial on DDR4 SDRAM Initialization, Training and Calibration. Exploring topics such as Read/Write Training, ZQ Calibration, Vref Training, Read Centering, Write Centering, Write Leveling and Periodic Calibration.
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Single Pair Ethernet (SPE) – a leap forward in technology (2020)
The SPE Industrial Partner Network has come together to create a new universal standard in communication via Ethernet, IEC 63171-6.
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Cerebras Inference now 3x faster: Llama3.1-70B breaks 2,100 tokens/s
Cerebras powers the world's fastest AI inference on the biggest wafer chip. Cerebras CS-4 delivers up to 30x faster inference than GPUs.
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The Helium Factor and Hard Drive Failure Rates
Helium-filled hard drives attempt to cut down on friction, leading to better performance. We’ve crunched the numbers: how do they actually perform?
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New silicon structure opens the gate to quantum computers
In a major step toward making a quantum computer using everyday materials, a team led by researchers at Princeton has constructed a key piece of silicon hardware capable of controlling quantum behavior between two electrons with extremely high precision.
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Taking the Raspberry Pi 2 for a Test Drive with GNU Radio
Installing GNU Radio and receiving aircraft radar with a USB TV tuner.
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Lasers etch a 'perfect' solar energy absorber
The same technology Rochester researchers used to create unsinkable metal structures can also be used to create highly efficient solar power generators.
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In Memoriam of Charles “Chuck” Peddle
It is with sadness WDC/I announce that on December 15, 2019, Chuck Peddle passed away. We send our heartfelt condolences to his family, friends and the personal computer industry. We have lost a pioneer with Chuck’s passing.
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Tiny Steps Towards Liberating Bootloaders and Modem Firmware of MediaTek Phones
Aiming for a 10 year life-cycle for smartphones
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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.
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Intel announces the Aurora supercomputer has broken the exascale barrier
At ISC 2024, Intel announces Aurora is the fastest AI supercomputer, has broken the exascale barrier, and details the importance of an open ecosystem in HPC and AI.
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YubiKey Bio Series
The YubiKey Bio Series delivers secure second factor and passwordless logins for desktop-based FIDO-supported services and applications.
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iPhone 6 slows down by 28% after just 4 months use
After just 140 charging cycles, which could happen after just 4 months usage, the iPhone is running 28% slower than it does with a new battery.
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Next-generation solar cells pass strict international tests
Light-weight, cheap and ultra-thin, perovskite solar cells have promised to shake-up renewable energy for some time. Research by Professor Anita Ho-Baillie from the University of Sydney means they are ready to take the next steps towards commercialisation.
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Intel Gaudi2 chips outperform Nvidia H100 on diffusion transformers
Our commitment to developing cutting-edge open models in multiple modalities necessitates a compute solution capable of handling diverse tasks with efficiency. To this end, we conducted a performance analysis, training two of our models, including the highly anticipated Stable Diffusion 3.
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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.
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Researchers discover new third class of magnetism
A new class of magnetism called altermagnetism has been imaged for the first time in a new study. The findings could lead to the development of new magnetic memory devices with the potential to increase operation speeds of up to a thousand times.
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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.
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