Article archive
Published news and blog articles, organized by category. Browse older coverage by month or search for a topic. Undated blog guides appear after dated news.
2,253 articles · Newest first
Quantum Annealing and D-Wave Systems
Quantum annealing uses quantum fluctuations to search difficult discrete optimization landscapes; D-Wave builds specialized machines around that idea.
The Drake Equation and Estimating Alien Civilizations
The Drake equation breaks the search for communicating extraterrestrial civilizations into measurable and uncertain factors.
How Carbon-14 Dating Works
How carbon-14 dating turns radioactive decay into a calibrated clock for archaeology, geology, and climate science.
Hoover Dam: The Concrete Machine That Tamed a River
Hoover Dam is an arch-gravity structure, a thermal-control experiment, a hydropower plant, and a decades-long maintenance system built around the Colorado River.
How Robot Dogs Work: Boston Dynamics Spot
Inside Boston Dynamics Spot: leg geometry, sensors, feedback control, autonomy and the engineering tradeoffs behind a robot dog that can walk, climb and inspect.
Voyager: The Engineering of a Mission That Refused to End
The Voyager probes turned a rare planetary alignment, low-power computers, radioisotope generators, and a fragile deep-space radio link into humanity’s longest-running planetary engineering experiment.
The James Webb Telescope’s Deepest Field: A Window Through Cosmic Time
Webb’s First Deep Field turns a tiny patch around SMACS 0723 into a layered map of the universe: a foreground lensing cluster and thousands of distant galaxies.
Quantum Supremacy: What Google’s Sycamore Experiment Really Proved
Google’s 53-qubit Sycamore processor completed a narrow random-circuit sampling task in about 200 seconds. The real achievement was control, not a replacement for classical computing.
How Black Holes Are Detected: LIGO and the Ripples in Spacetime
Black holes do not need to shine to be found. LIGO detects the tiny spacetime ripple of a merger, turning an invisible collision into a measurable waveform.
The Technology Behind Deepfakes and Synthetic Media
How deepfakes are built from faces, latent representations, neural networks and temporal rendering—and why detection is a moving target.
How Microchips Are Fabricated At Nanoscale
The insanely precise machines that carve billions of transistors into silicon wafers — at scales smaller than a wavelength of light. Based on Veritasium's 34M-view documentary.
Quantum Machine Learning: How It Works
Understand feature maps, quantum kernels, variational circuits, and the data, noise, and benchmarking constraints behind QML claims.
VQE Explained: Find Ground-State Energy with Qiskit
A practical tour of Hamiltonians, ansätze, estimators, and classical optimization—with an executable two-qubit example.
Grover’s Search Algorithm: A Qiskit Code Walkthrough
Build a two-qubit oracle, diffuser, and measurement loop—and understand where the famous quadratic speedup does and does not apply.
How Satellite Internet Works: The Starlink Stack
Starlink is not simply Wi-Fi beamed down from space. It is a moving network of phased-array terminals, low-orbit satellites, gateways, optical links, routing software, and a very large launch cadence.
The International Space Station: 25 Years in Orbit
A permanently occupied laboratory assembled piece by piece in low Earth orbit became the world’s most visible experiment in cooperation, maintenance, and life away from gravity.
The Voyager Probes and the First Miles of Interstellar Space
Two 1977 spacecraft turned a rare planetary alignment into a half-century experiment: measuring the edge of the Sun’s influence while carrying a message from Earth into the dark.
Shor’s Algorithm: How Quantum Computers Could Break RSA
RSA depends on factoring being hard for classical machines. Shor’s algorithm reframes factoring as period finding, then uses quantum interference to make the hidden rhythm measurable.
How Quantum Error Correction Works: Building a Stable Logical Qubit
Quantum computers cannot copy an unknown state, so they protect information indirectly: entangle many physical qubits, measure error syndromes, and decode without reading the logical qubit.
Quantum Entanglement and Bell’s Theorem: When Correlations Beat Classical Reality
Bell’s theorem turns “spooky action” into a testable boundary: quantum correlations violate every local hidden-variable model, yet still cannot send a faster-than-light message.
Federated Learning: Privacy Without a Data Warehouse
Federated Learning: Privacy Without a Data Warehouse · N43 N43 ANALYSIS AI · RESEARCH VIDEO N43 ANALYSIS · AI Federated Learning: Privacy Without a Data Warehouse A 52K-view IBM Technology episode explains how phones, hospitals, and edge…
Inside the Black Box: Mechanistic Interpretability
Inside the Black Box: Mechanistic Interpretability · N43 N43 ANALYSIS AI · RESEARCH VIDEO N43 ANALYSIS · AI Inside the Black Box: Mechanistic Interpretability A 291K-view Welch Labs episode asks what neural networks are really doing—and…
How AlphaFold Solved Protein Folding
How AlphaFold Solved Protein Folding · N43 N43 ANALYSIS AI · RESEARCH VIDEO N43 ANALYSIS · AI How AlphaFold Solved Protein Folding A 10M-view Veritasium film follows the protein-folding problem from impossible search space to AlphaFold’s…
How AI Sees Images: From Pixels to Concepts
How AI Sees Images: From Pixels to Concepts · N43 N43 ANALYSIS AI · RESEARCH VIDEO N43 ANALYSIS · AI How AI Sees Images: From Pixels to Concepts A 365K-view Computerphile episode on CLIP opens the black box of computer vision: how arrays…
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