Search Results

Students will simulate the exponential radioactive decay and half-life of carbon-14 with pennies and a food coloring/bleach chemical reaction.

These discussion prompts cover the basics of radioactive decay and carbon-14 dating, as well as concepts related to climate change.

Students will search the Science News archive for stories related to frozen mosses, radioactive carbon-14 dating and global warming.

Students will search the Science News archive for other stories on neutron star collisions and gravitational waves.

Students will answer questions about how a cubic metallic robot wraps itself in different exoskeletons to perform different functions.

These discussion prompts focus on gene activity and analysis, the immune system and how vaccines work.

These discussion prompts focus on neurons and their signals and how magnetic resonance imaging works.

Students will search the Science News archive for other stories related to brain connections and learning.

In this activity, students will build, test and optimize their own batteries using various metal electrodes and liquid electrolytes.

Students will research specific battery types and report on what they find.

This teacher-led demonstration is a straightforward introduction to reduction-oxidation reactions.

These discussion prompts ask students to think in more detail about lipids, their hydrogenation and related scientific areas.