Climate & Energy
Food & Agriculture
Animals & Ecology
Space & Tech
Weird & Wild Science
100

This greenhouse gas is the main driver of climate change.

What is carbon dioxide (CO₂)?

100

Real: Eating fruits and vegetables provides these compounds that protect cells from damage.

What are antioxidants?

100

Bees are considered this type of species because they are vital to pollination.

What is a keystone species?

100

Real: NASA’s rovers study this planet’s habitability potential.

What is Mars?

100

Junk claim: This hairy ape-like creature roams forests in the Pacific Northwest.

What is Bigfoot?

200

Junk claim: Wind turbines cause this health problem, often called "Wind Turbine Syndrome."

What is illness from low-frequency sound (debunked)?

200

Junk claim: This breakfast cereal mascot once told us sugar is “part of a balanced breakfast.”

Who is Tony the Tiger?

200

Junk claim: Sharks can “smell” a single drop of blood from this impossible distance.

What is miles away (actually closer to a few hundred meters)?

200

Junk claim: Conspiracy theorists say this giant leap in 1969 was staged.

  What is the Moon landing? 

200

Real: The placebo effect demonstrates the power of this human trait.

What is belief / expectation?

300

Real: This renewable resource harnesses the movement of water to generate electricity.

What is hydroelectric power?

300

Real: The Dust Bowl of the 1930s was caused largely by this unsustainable farming practice.

What is over-plowing / poor soil management?

300

Real: This invasive species in Florida is a constrictor snake causing ecological damage.

What is the Burmese python?

300

Real: Satellites detect changes in this polar feature to monitor climate change.

What is sea ice / glaciers?

300

Junk claim: Drinking this silver-colored liquid metal is deadly (but touching it isn’t).

What is mercury?

400

Junk claim: Global warming is caused by this astronomical body "getting hotter."

 What is the Sun? 

400

Junk claim: This trendy diet promises "detox" using only juice cleanses.

What is a juice cleanse / detox fad?

400

Sci-Fi Twist: In Jurassic Park, scientists used DNA from this insect trapped in amber.

What is a mosquito?

400

Sci-Fi Twist: In Star Wars, the Death Star destroys planets with this kind of “energy beam.”

 What is a superlaser?

400

Sci-Fi Twist: In Back to the Future, Doc Brown powers the DeLorean with this “fuel.”

What is plutonium / later Mr. Fusion?

500

Real: The 1987 Montreal Protocol phased out this class of chemicals destroying the ozone layer.

What are CFCs (chlorofluorocarbons)?

500

Sci-Fi Twist: In The Martian, Mark Watney survives by farming this crop on Mars.

What are potatoes?

500

Junk claim: Goldfish have this laughably short memory span.

What is 3 seconds (actually months)?

500

Real: This branch of science focuses on studying extraterrestrial life possibilities.

What is astrobiology?

500

Real: This famous equation, developed by Einstein, links energy and mass.

What is E = mc²?