Astronomy makes many claims about Doppler shift, gravitational red shift and assertions about the composition of celestial objects yet all … More

# Tag: optics

# Quantum polarization, Dirac notation and erasure – Quantum Basics 3 of 3

Quantum Basics 1 of 3 Quantum Basics 2 of 3 Quantum Basics 3 of 3 Quantum mechanics is easy to … More

# Double slit DIY Diffraction – Quantum Basics 1 of 3

Quantum Basics 1 of 3 Quantum Basics 2 of 3 Quantum Basics 3 of 3 You might think that experiments … More

# Twinkling Stars are a Mirage

You may already know that stars twinkle because of turbulence in the atmosphere, but do you know why turbulence changes … More