Answer to the bowl riddle

How is it possible that you can't see 95% of the universe? The edge of our milky way defies known physics, so physicists are using the LHC at CERN to search for Dark Matter. Dianna Cowern from Physics Girl visited CERN and spoke to...

How does the eye compare to a camera? How do they work, and will camera technology ever get to the point where you would want to replace your eyeball with a camera?

Lesson 16 (Simple Harmonic Motion) of Dianna's Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need a review of AP Physics concepts before the exam? This course is for you! Exercises...

Tic tacs have the strangest behavior when you bounce them on a very hard surface. What is going on?! Find out the physics.

There are apparently no shadows in these images. But they were taken during the brightest part of the day. There are only certain parts of the year and certain times of day when you can experience the subsolar point or Lahaina noon....

Dianna from Physics Girl interviews an ER Nurse Practitioner and an Epidemiologist about their experiences with the COVID-19 pandemic.

Why is the James Webb Space Telescope so incredible?

A total solar eclipse passed across North America on August 21, 2017. Are there other total solar eclipses in the solar system?

Isaac Newton and Albert Einstein collide in this explanation of two theories of gravity, to the tune of "Defying Gravity" from the musical "Wicked"

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I drove 1800 miles in a Hydrogen car to learn about electric vehicles.

The universe is microwaving itself. A mystery signal discovered in the 1960s led to a Nobel prize. In this video, Dianna explores one of the most mysterious discoveries in physics - a constant microwave signal that seemed to be coming...

Join Physics Girl and PBS Digital Studios' new show SoundField as they experiment with giant $100,000 speakers and aim them at your body parts looking for resonance, at oobleck, at googly eyes, and at candles to explore the physics of...

Why did Schrödinger devise this strange thought experiment?

Lesson 3 (2D Motion & Kinematics) of Dianna's Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need an AP Physics 1 review before the exam? This course is for you! Exercises in this...

Don’t try this at home! The experiments and products shown in this episode were used in the name of science.

How fast is the internet? How fast can we send data? This easy DIY experiment allows you to control light with water! Drill a hole in the bottom of a 2 liter bottle, fill the bottle with water allowing the water to stream out the hole,...

What happens when you shoot a ballistic ping pong ball going 450kph at a tennis ball?

DIY Science - Make a colored vortex ring in the pool

How unusual non-linear crystals can entangle particles of light, or photons. Thanks to non-profit edX.org for sponsoring this video. Quantum entanglement involves a special process of splitting photons into two. But it involves a process...

My dad has been hit by lightning twice! This is an interview with him about those incidents. Plus we chatted about the science behind a lightning strike, which it's so dangerous, and how to avoid getting hit.

Lesson 17 (Waves, Light, and Sound) of Dianna's Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need a review of AP Physics concepts before the exam? This course is for you! Exercises...

Check back next week for an explanation of these 5 physics party tricks!