Plants and Animals
The Human Body
Technology
Astronomy
Atomic and Subatomic
100

In 2014, biologists discovered that plants can rudimentarily detect this sense, which allows them to tell if they are being eaten.

Touch

100

From 2013 to 2016, this contagion ravaged West Africa and severely disrupted their society.

Ebola

100

This entrepreneur created the first self-landing first-stage rockets for a spacecraft in 2016 with his company SpaceX.

Elon Musk

100

In 2012, astronaut Chris Hadfield became the first Canadian to command this spatial vessel that orbits Earth.

The International Space Station (ISS)

100

E-cigarettes, such as Juuls and Vapes, contain many of the same chemicals as traditional cigarettes, including this addictive compound.

Nicotine

200

This man-made phenomenon is believed to be responsible for the extinction of many animal species and the destruction of ecosystems.

Global Warming

200

Lulu and Nana are two Chinese babies who were the first in the world to undergo this type of gene editing prior to birth.

CRISPR-Cas9

200

In 2020, LifeLabs, a community laboratory services provider for Canada, suffered a large data breach, raising questions regarding this domain of online safety.

Cybersecurity

200

In 2012, NASA launched this rover to Mars.

Curiosity

200

Throughout the decade, this facility, located on the France-Switzerland border, managed to synthesize antimatter.

CERN / Large Hadron Collider (LHC)

300

Coral Bleaching is a serious detriment to marine ecosystems, resulting from this lowering in water.

pH

300

In 2019, scientists 3D-printed the first of this organ out of a patient's cells.

Heart

300

In 2011, a contestant named Watson won "Jeopardy!" against two champions. However, Watson wasn't a person, but this instead.

Artificial Intelligence (AI)

300

In 2019, this astronomical body was photographed for the first time, featuring a prominent accretion disk.

Black Hole

300

In 2012, this elementary particle, that is responsible for atoms having mass, was discovered, completing the Standard Model.

Higgs Boson

400

In 2019, scientists released the first ever footage of this gargantuan marine cephalopod. 

Giant Squid

400

In 2016, tests were conducting in animals finding that some psychological traits of individuals are influenced by bacteria, living in this place of body.

Intestines

400

In 2010, iPhones started to be released with this feature, the first virtual assistant of its type.

Siri

400

In 2018, it was discovered that Saturn may soon be loosing these, as debris that had previously been orbiting the planet falls to its atmosphere.

Rings

400

In late 2019, Google made the first of this type of computer, which uses Qubits instead of traditional bits.

Quantum Computer

500

In 2011, this European country passed a law that requires grocers to exclusively offer plant-based plastic bags.

Italy

500

Scientists have argued about where humans first evolved in Africa, with East Africa being the predominant theory. However, throughout the decade, a rival birthplace has been suggested in this country in southern Africa.

South Africa

500

Self-driving cars have a multitude of ways of navigating their way on roads. Name 1 method that a self-driving AI would use to avoid obstacles at close proximity.

Radar, Lidar, Sonar.

500

In 2015, the LIGO observatory confirmed the existence of these, a type of wave that Einstein theorized.

Gravitational Waves

500

A result of climate change is the prevalence of acid rain, which is primarily composed of this compound.

H2O (Liquid Dihydrogen Monoxide)