Earth & Space

What Is an Ocean Gyre and How Do They Work?

What Are Atolls and How Do They Form?

What Are the Main Topics in Oceanography?

The Vai Language and Its Unique Indigenous Script

What “Waxes and Wanes” Means and Its Lunar Origin

Lunar Samples: What They Are & Why They Matter

What Are Ocean Vents and Why Are They Important?

Exoplanet Atmospheres: What Are They Made Of?

What is a Likely Effect of Brazil’s Population Distribution?

Antarctica’s Structures Under Ice: What’s Really There?

What Is a Hummocky Landscape and How Does It Form?

What is Bioerosion and Why is it Significant?

Beringian Land Bridge: The Lost Pathway to the Americas

When Did Cyanobacteria First Appear on Earth?

The Cambrian Period and Its Explosion of Life

The Nature of a Basin: Formation, Climate, and Ecology

Significant Mexico Skeleton Finds and What They Reveal

Fossilized Brain: How It Forms and What It Reveals

What Is the Oldest Animal Fossil Ever Found and Where?

Snowmelt: The Science, Benefits, and Hazards of Melting Snow