Thomas Sumner discusses a study on the effects of CO2 emissions.

Sarah Linn discusses the places for public speaking in Ancient Rome.

Stephen Orne discusses the science behind throwing and hitting a baseball.

Julia Troche discusses sculptures of Augustus, the first emperor of Rome.

Angela Murock Hussein discusses writing during ancient Greek and Roman times.

Chaddie Kruger discusses Athens’ and Rome’s shift to democracy.

Collomia Charles describes the Golden Age of ancient Athens.

Famous street artist Banksy made it so his painting destroyed itself at auction.

Agnieszka Biskup explains the greenhouse effect and why the Earth is warming.

Archeologists explore an area that would have been the center of downtown Rome 2,000 years ago.

Stephen Ornes discusses the physics that affect how fast raindrops fall.

Helen Thompson discusses a study about how physics affects the performance of sprinters with prosthetic legs.

Lena Lambrinou discusses the temples constructed by the ancient Greeks.

Sharon Oosthoek explains how scientists can document global warming by measuring the Earth’s temperature.

Janet Raloff discusses a study comparing the effects of different diets on global warming.

Lindsey Konkel describes the dangerous effects of air pollution on the body and mind.

Electricity is an important source of energy which is created through the interaction of particles.

The author discusses what happens when something short circuits.

Tina Hesman Saey discusses what life on other planets might look like.

Many people believe that a small organism known as a hydra is immortal.