Circuit Cellar
Getting Directions CHC Proceed to Your Destination Without Having to Ask Someone 40 277
Recalibrate your bearings on electronic compasses as Stuart navigates a journey with an MCU-guided compass module leading the way. He tells us how to avoid magnetoresistive effect, and the difference between magnetic north and true north.
9 min |
August 2024
Circuit Cellar
Mitigate Timing and Interference Issues on Multicore Processors
Missing multicore timing deadlines in a driver safety or aviation system is potentially catastropic. Adhering to guidance documents, and employing the appropriate testing and analysis methods ensures the efficient and deterministic execution of critical workloads.
5 min |
August 2024
Circuit Cellar
RFID Attendance Tracker - Employee Clocking System Arduino Project
Attendance trackers carry prohibitively high costs for small companies. Andrei shows us how to build a cost-effective, customizable employee clocking system with RFID technology. An Arduino board with Integration Platform as a Service allows attendance tracking with RFID cards to blend seamlessly with popular payroll systems.
10+ min |
August 2024
Circuit Cellar
Tech Overview: Specialized Drones
Reconnaissance, Surveillance, Making Movies, Heavy Lifting, Package Delivery, Planetary Exploration There's A Mission-Specific UAV For Every Task -
10+ min |
August 2024
Circuit Cellar
Datasheet: SBCs On the Edge of AI - To reduce latency, single-board computers take inferencing closer to the source
A diversity of missions, size, computing resources and power consumption give designers a range of options for choosing the right board to fit the application.
2 min |
August 2024
Circuit Cellar
Review of the Siglent SDS812X HD - 12-bit Digital Storage Oscilloscope
After 10 years of experience with his Siglent SDS1202X Digital Storage Scope, Brian was keen to review Siglent's new 12-Bit High Resolution scope, the SDS812X HD.
10+ min |
August 2024
Circuit Cellar
No Blues with Bluetooth!
Part 4: Bidirectional communication between peripherals and central devices
10+ min |
August 2024
Circuit Cellar
Hit Me Up On TCP - Part 2 Using TCP/IP for transferring data, MQTT is lightweight and simple-to-use
This is the second in a two-part series where Pedro highlights network communication using ESP32 SOC and the ESP-IDF framework. Part two shows how to establish a multiple-end communication through MQTT, with an ESP32 SOC on one end to another end that can be anything capable of communicating through MQTT. Transport fundamentals are covered through a practical example showing how an ESP32-S2 SoC communicates using MQTT.
10 min |
August 2024
Circuit Cellar
Get More I/O Now! Going Beyond Your MCU's Pin Count
Small microcontroller design projects often require additional I/O. In this article, Joseph presents several methods of expanding digital and analog I/O for these applications.
10+ min |
August 2024
Real Simple
5 Juneteenth Celebrations
Plan a seriously fun trip that’s rooted in history.
4 min |
June 2024
The Atlantic
When Science Becomes a Slogan
The president of the United States cannot control the trajectory of a hurricane, but he can we learned in 2019-force the National Oceanic and Atmospheric Administration to endorse a trajectory that he invented.
4 min |
January - February 2024
The Atlantic
Climate Denial Will Flourish
On the last Saturday before Donald Trump took office, in January 2017, I watched the controlled chaos of a hackathon unfold in a library at the University of Pennsylvania.
3 min |
January - February 2024
The Atlantic
The Black Roots of American Education
How freedpeople and their advocates persuaded the nation to embrace public schooling for all
10+ min |
December 2023
The Atlantic
Kennedy and the Lost Cause
In his 1956 book, Profiles in Courage, the future president promoted the southern mythology of Reconstruction. One Massachusetts grandmother wasn't having it.
10+ min |
December 2023
Mother Jones
Against a Sea of Troubles
Isolated and abused, women in the Merchant Marine are finally speaking out.
10+ min |
July/August 2023
The Atlantic
Who Was Cleopatra's Daughter?
The perils of searching for feminist heroes in antiquity
10+ min |
June 2023
Reason magazine
Adam Smith Wasn't a Progressive
Stop quoting him out of context on taxation, education, and monopoly.
10+ min |
July 2023
Time
Powerful stories of frontline communities' climate solutions can change the world
When you're trying to persuade people to do something important, you can present statistics, policy statements, graphs, and spreadsheets. But without a story that paints a picture of what's at stake, touches the heartstrings, and sparks the imagination to envision possibilities, it's hard to move people to take action. One formula for accelerating transformational change is to amplify the right message from the right messenger at the right moment in time.
8 min |
May 08 - 15, 2023 (Double Issue)
Mother Jones
Teacher's Pest
Ron DeSantis has unleashed his culture wars on Florida educators
10+ min |
May/June 2023
Mother Jones
A Matter of Faith
Conservative Christians gutted abortion rights. Jewish women are suing to save them.
6 min |
May/June 2023
Reason magazine
Why America Needs To Be 'Open to Debate
Clea Conner on the need for healthy conflict
10+ min |
May 2023
Mother Jones
A Whale of a Problem
Should sustainable seafood assessments care about human livelihoods?
3 min |
March/April 2023
Reason magazine
'All the Parents Want Is a Chance To Make That Choice'
Virginia Lt. Gov. Winsome Earle-Sears wants state education dollars "to follow the child instead of the brick building."
10+ min |
April 2023
Mother Jones
The Dirty Secrets of Elite College Admissions
The Supreme Court is set to kill affirmative action. Just not for rich white kids.
10+ min |
January/February 2023
Mother Jones
Номе Front
Months after they fled, ukrainians return home, seeking normalcy-or at least closure. Instead they find rubble and dust.
3 min |
January/February 2023
The New Yorker
A Reporter at Large: Second Nature
How rewilders in India are working to reverse environmental destruction.
10+ min |
December 19, 2022
The New Yorker
Anti-Woke, Inc.
Will skewering corporate do-gooders and civil-rights activists make Vivek Ramaswamy a right-wing star?
10+ min |
December 19, 2022
WIRED
The Rise and Fall of Alphabay, Part 2: Into the Trap
The stunning culmination of a worldwide quest to capture the dark web's biggest kingpin-and destroy the underworld economy he ruled.
9 min |
December 2022 - January 2023
Newsweek US
America's Best Online Learning Schools 2023
From full university degree programs to professional development courses to classes for hobbyists or those just wanting to learn something new, the range of education available online is enormous. The choices can be daunting.
2 min |
November 25, 2022
Newsweek US
After Affirmative Action
The Supreme Court is expected to rule racial preferences in college admissions are unconstitutional. How will that change american schools and society?
10+ min |