Zooplankton Make Mini-Migrations All Day Long
Every night, tiny animals called zooplankton migrate from the deep sea to the surface. Just before sunrise, they return to the ocean depths. Why?
Category: Physical Sciences
Cancer Treatment from a DNA “Trojan Horse”
Scientists have crafted a cancer-fighting Trojan horse by making folded DNA and filling the tiny pockets with anti-cancer drugs.
Learn about the Aurora
A roundup of articles all about the amazing Aurora Borealis, or Northern Lights. Find out what causes them and where to see them.
Debunking the aurora myth: What causes an aurora?
Why do we see aurora at night? Considering only the solar wind is not enough to understand auroras. We need to explore also other factors.
The Mysteries of Carbon-Imbued Silver
Carbon dioxide is a common greenhouse gas that can be reduced through exposure to green light. Carbon-imbued silver has many possible applications.
Citizen Scientists Find Exoplanets with NASA’s TESS Spacecraft
The space agency is asking citizen scientists to help hunt exoplanets in the vast trove of images gathered by TESS, the Transiting Exoplanet Survey Satellite.
Scientists Discover Hidden Value of Fool’s Gold
Iron pyrite, also known as fool’s gold, has been fooling people for years, but it might have more value than previously thought.
The Periodic Table of Elements
Sit down to the Periodic Table and Sorting Elements, a series from Steven Spence. There are two free Periodic Tables to download and print.
Chemical Reactions: Periodic Genius
Chemical reactions are essential. They put the oxygen in our blood, the salt in our food, and the batteries in our cell phones.
The Difference Between Chemical and Nuclear Reactions
Pull up a chair and sit down to the Periodic Table and Sorting Elements – Part One: The Difference Between Chemical and Nuclear Reactions