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  • Scientists discover that a clogged filter could revolutionize oil refining
    Scientists have developed a remarkable new membrane that separates crude oil at room temperature, using the oil itself to create microscopic filtration channels. The breakthrough could cut refining energy consumption by nearly 32%, carbon emissions by almost 38%, and operating costs by 36%, potentially transforming one of the world's most energy-intensive industries.
  • SLAC scientists find conclusive proof of a mysterious third type of magnetism
    For nearly 90 years, scientists believed magnetism fell into just two categories, but researchers have now confirmed a remarkable third type called altermagnetism. Using specialized X-rays, they uncovered a unique magnetic signature that proves these materials behave differently from conventional magnets. Altermagnets combine stability with the ability to efficiently carry information, potentially overcoming major limitations […]
  • Scientists just broke a textbook rule of physics
    Scientists have defied a long-standing rule of laser physics by generating X-rays with much higher energies than conventional theory predicts. The surprising discovery reveals how two electrons working together can overcome a previously accepted limit, opening new possibilities for quantum research.
  • New 3D thermal invisibility cloak makes objects disappear from infrared cameras
    Researchers have developed a groundbreaking 3D invisibility cloak that can hide complex objects from infrared cameras while protecting them from extreme heat and cold. Instead of blocking heat, the device guides it around an object, making the object appear invisible to thermal imaging from virtually any direction. Successfully built and tested, the cloak could transform […]
  • Tiny magnetic vortices could help computers work more like your brain
    Scientists have filmed tiny magnetic vortices called skyrmions melting out of an organized lattice for the first time, revealing new ways to manipulate these unusual structures. The breakthrough could help make brain-like computers a reality, potentially enabling dramatically smaller and more energy-efficient technology.
  • A revolutionary new microscope could reveal the hidden machinery of life
    Researchers have developed a revolutionary microscope that uses an incredibly powerful laser to make previously invisible cellular structures easier to see. The technology dramatically improves image clarity, allowing scientists to examine small proteins that conventional electron microscopes struggle to capture. It could eventually reveal how tiny molecular machines interact inside cells, providing an unprecedented look […]

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Educational graphic introducing Timer0 of the PIC16F877A microcontroller. On the left, a stopwatch icon and the question "Alarm, Timers, how does it work?" highlight practical applications. On the right, a microcontroller image and the MPLAB X IDE logo indicate the programming environment used for learning timer-based functionality.
PIC16F877A Timer0 tutorial
The Timer0 module is an 8-bit timer/counter that is included with all 8-bit PIC MCU devices. The Timer0 is more than just a timer....
Educational slide introducing the use of hardware timers in the PIC16F877A microcontroller. The left side features a stopwatch icon and the question “Alarm, Timers, how does it work?”, while the right side shows the microcontroller and MPLAB X IDE logo. The image sets the stage for learning about Timer0, Timer1, and Timer2 functionality.
PIC Microcontrollers Timers
In this tutorial, we will learn what are "Timers"; we will explain this with examples using the Microcontroller PIC16F877A. For this tutorial is may be...
Featured image of how to use interrupts in the PIC16F877A
How to use interrupts in microcontrollers
In this tutorial we will learn how to use external interrupts in PIC microcontrollers. We will go in depth on how to set it up...
Educational graphic showing how to interface 4x3 matrix keypads with a PIC16F877A microcontroller. The image includes two physical keypads, a schematic layout of the 4x3 keypad connections, the PIC16F877A chip, and the MPLAB X IDE logo. Text reads "Interfacing PIC16F877A with 4x3 keypads."
Interfacing 4×3 keypads with PIC16F877A
In this tutorial, we will provide an overview of the 4x3 membrane keypad. The keypad serves as a reliable and budget-friendly tool for having inputs...
Featured image of the PIC16F877A - Transistors and beyond part 3
Control Possibilities with PIC16F877A: Relays, Optos, H Bridges (Part 3 of 3)
Most microcontrollers have limited current sink or current source on their pins, including the PIC16F877A. However, certain projects may require larger currents than the maximum...
Educational graphic showing the interface of a PIC16F877A microcontroller with N-channel MOSFETs. It includes a circuit symbol and cross-sectional diagram of a MOSFET, the microcontroller chip, and MPLAB X IDE logo. The title reads “PIC16F877A and MOSFETs Part 2.”
Interfacing PIC16F877A with MOSFETS (Part 2 of 3)
Most microcontrollers have a limited current sink or current source on the pins, the PIC16F877A is no exception. However, for certain projects you may want...