Explore the haunting and intimate works of poet Sylvia Plath, who digs into issues of mental health, trauma and sexuality in works like “The Bell Jar.” -- Under her shrewd eye and pen, Sylvia Plath turned everyday objects into...

In which John Green teaches you about the poetry of Sylvia Plath. When a lot of people think about Sylvia Plath, they think about her struggles with mental illness and her eventual suicide. Her actual work can get lost in the shuffle a...

Howcast - See water freeze before your eyes with the magic of physics.

We put three different plants under different conditions to demonstrate that both light and carbon dioxide are needed for photosynthesis to occur. A leaf from each plant is taken and heated in ethanol to remove the pigment. These are...

We look at how a vacuum affects how sound travels. An alarm is set off and placed under a bell jar. The air is removed from the jar to create a vacuum. We can still see the hammer of the alarm clock moving, but cannot hear the sound....

Dr. Duck Mittlefehldt, Planetary Scientist, talks about some curious findings in meteorites and the adventures endured to procure them. HWHAP Episode 30.

In this video, we explore the science behind why we see fireworks before we hear them, and how the speed of light and sound play a role in this. We also conduct experiments to understand how sound travels through different mediums, and...