Articles tagged: how things work

  • Young’s double slit experiment revolutionized physics

    Scitech — April 24, 2017 (Carnival Review)

    One of the strangest experimental results ever observed is that of the single particle double slit experiment. It is one of the most stunning illustrations of how the quantum world is fundamentally di...

  • Information has a finite speed

    Scitech — April 24, 2017 (Carnival Review)

    Light is the fastest thing in our universe. Its speed is a universal constant that no object with mass can attain or surpass. We know these truths thanks to Einstein and his brilliant theories of spec...

  • The expansion of the universe is steadily accelerating

    Scitech — April 3, 2017 (Natrat)

    Cosmologists have known for almost a century that our universe isn’t static. In 1919, Edwin Hubble gazed up at the universe through his powerful telescope and made two ground-breaking observations: th...

  • Stress is the body’s physical reaction to disturbing stimuli

    Scitech — March 6, 2017

    At Carnegie Mellon, stress is a conversation starter. When we have a lot of exams and homework, we feel stressed. When we say you feel stressed, scientifically, what do we mean? Stress is a concept in...

  • SpaceX’s reusable rockets make space travel much cheaper

    Scitech — February 27, 2017

    Launching things into space is expensive — really expensive. A rocket costs more than a commercial jet. But unlike jets that make thousands of trips before being retired, rockets are used only once be...

  • Water Purification and PWSA

    Scitech — February 6, 2017 (Encompass)

    With a simple turn of a handle, you have access to clean water. And, as residents of Pittsburgh have discovered in the past week, the cleanliness of water dramatically affects one’s quality of life.
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  • Self-Driving Ubers navigate

    Scitech — December 5, 2016

    Since allowing customers to hail self-driving cars in mid-September, Uber’s futuristic vehicles have become a common sight around Pittsburgh. With their roofs chock full of cameras and spinning sensor...

  • Hyperloop: Vehicle concept revolutionizes transportation speed

    Scitech — November 21, 2016

    Within the past 100 years, transportation methods have exponentially increased in speed and fluidity. From boats, to cars, to planes, to space travel, there have been major breakthroughs in terms of f...

  • Bluetooth technology connects devices together wirelessly

    Scitech — November 14, 2016

    In today’s media-run world, Bluetooth technology surrounds us in our cars, in our pockets, and on our ears. With its beginnings rooted in the ‘90s, back when people used Nokia 9000s, Bluetooth has rev...

  • Shazam phone app redefines music

    Scitech — November 7, 2016

    In years past, if you heard an amazing tune playing, you would rush to the closest person to you, with one question: “What’s the name of this song?” Others would alternatively type as many lyrics as t...