Tech News

View All
GitHub Adds Proof of Presence Before High-Impact Enterprise Actions

GitHub Adds Proof of Presence Before High-Impact Enterprise Actions

GitHub Enterprise Cloud can now send managed users back to Microsoft Entra ID before token, webhook, security-setting, or recovery-code actions.

STUDENT STEM PRODUCT REVIEWS

Real products. Real builds. Student POV.
Follow products through hands-on robotics, engineering, maker, and classroom projects.

Explore The NXT Bench

LATEST FROM THE NXT BENCH

Maker Culture

View All
NeoPixel Errors From a 3.3 V Controller? Fix the Logic-Level Margin First

NeoPixel Errors From a 3.3 V Controller? Fix the Logic-Level Margin First

A 3.3 V data signal can sit below the guaranteed high threshold of a 5 V WS2812B. A 74AHCT buffer restores margin before code changes mask the electrical fault.

STEM Lab

View All
5 V UART Into a 3.3 V MCU? Shift the Receive Path, Then Check the Return

5 V UART Into a 3.3 V MCU? Shift the Receive Path, Then Check the Return

A 5 V UART TX can overstress a 3.3 V-only RX input. Translate each direction from the receiving pin’s limits, then verify thresholds and edge shape.

Robotic & AI

View All