Our Chemical Lives • 2015 • episode "2/10" Catalyst: Season 1

Category: Health
Download:

Thousands of chemicals are used in everyday products – in our water, our food and in the air we breathe. It’s the chemical soup of modern life and it’s virtually impossible to escape them. Is there adequate regulation and testing, or are we in the midst of an uncontrolled, human experiment?

Catalyst: Season 1 • 2015 • 3 episodes •

Our Chemical Lives

Thousands of chemicals are used in everyday products – in our water, our food and in the air we breathe. It’s the chemical soup of modern life and it’s virtually impossible to escape them. Is there adequate regulation and testing, or are we in the midst of an uncontrolled, human experiment?

2015 • Health

Extreme Weather

This special report looks at the domino effect of environmental and atmospheric factors that drive the globe to wetter, hotter, drier and colder extremes.

2015 • Environment

Tokyo Flood Prevention

Fifty meters beneath the teeming mega-city of Tokyo is an underworld river system - 6.4km of tunnels, colossal water tanks, massive pillars, giant pumps that remove 200 tons of floodwater every second. It’s an engineering marvel built to protect Tokyo against the increasing threat of flooding.

2015 • Technology

You might also like

Why sitting is bad for you

Sitting down for brief periods can help us recover from stress or recuperate from exercise. But nowadays, our lifestyles make us sit much more than we move around. Are our bodies built for such a sedentary existence?

TED-EdHealth

Food Evolution

From Oscar-nominated director Scott Hamilton Kennedy (The Garden) and narrated by Neil deGrasse Tyson, Food Evolution investigates the brutally polarized debate surrounding GMOs and our food. Traveling from Hawaiian papaya groves to banana farms in Uganda to the cornfields of Iowa, Food Evolution wrestles with the emotions and the science driving one of the most heated arguments of our time.

2018 • Health

Brain Boost

Behind that cup of coffee or tea is a global story that goes back to the collision that created the Moon and the evolution of plant and animal life. The key is the molecule that gives your morning cup its kick: caffeine, the most popular drug in history.

07/17Big History • 2013 • Health

Spare Parts

These days, transplant surgery saves thousands of lives every year and almost everything, from heart to eyes, can be replaced. But in the beginning, transplants killed rather than cured, because surgeons didn’t understand that they were taking on one of the most efficient killing systems we know of – the human immune system.

3Blood and Guts: A History of Surgery • 2009 • Health

Bloody Beginnings

Presenter Michael Mosley finds out how the early days of surgery were dark and barbaric, when the surgeon’s knife was more likely to kill you than save you, and invasive medicine generally meant being bloodlet by leeches to within an inch of your life.

5Blood and Guts: A History of Surgery • 2009 • Health

Your Brain On MDMA

Why MDMA Makes You Feel Good (and Then Really Bad)

2014 • Health