Did North Korea Just Detonate a Hydrogen Bomb?

WORLD North Korea says it has carried out an underground test of a hydrogen bomb, but Western observers are skeptical. What’s the big deal? (BBC) Use our resources to learn more about the U.S.’s own testing of H-bombs. Teachers, scroll down for a quick list of key resources in our Teachers’ Toolkit, including today’s MapMaker Interactive map. Discussion Ideas Hasn’t North Korea tested nuclear weapons … Continue reading Did North Korea Just Detonate a Hydrogen Bomb?

Holiday Math: Should You Trade Your Gift?

SCIENCE The Monty Hall Problem: There are three unknown gifts, and you get to choose one of them. Two are goats (baaaad) and one is a new car (good!). You make up your mind for Gift Number 3 but before you can unwrap, Santa does you a solid and reveals one of the goats is Gift Number 1. Should you change your mind and go … Continue reading Holiday Math: Should You Trade Your Gift?

Mite-y DNA Helps Trace Human Migration

SCIENCE The mites that live on human skin could help scientists study the history and relationships of human populations. (The Atlantic) Watch our video to get an up-close view of these misunderstood microbes. Teachers, scroll down for a quick list of key resources in our Teachers’ Toolkit. Discussion Ideas The new scientific research studied populations of face mites. What are mites? Mites are microscopic arthropods. … Continue reading Mite-y DNA Helps Trace Human Migration

Why Do Wolves Tilt Their Heads?

SCIENCE Do dogs and wolves hear better when they tilt their heads? Do humans? (Reddit LifeProTips) Use our resources to get some tips on teaching about wolves. Teachers, scroll down for a quick list of key resources in our Teachers’ Toolkit. Discussion Ideas Why do dogs, wolves, and other canids tilt their heads when listening? Canids tilt their heads to determine the vertical placement of … Continue reading Why Do Wolves Tilt Their Heads?

What Do Cetaceans See?

SCIENCE In a scientific first, researchers have reproduced what a dolphin saw and heard as it encountered a human diver. (Discovery News) Use our resources to better understand the secret language of dolphins. Teachers, scroll down for a quick list of key resources in our Teachers’ Toolkit. Discussion Ideas The startling new image depicts what dolphins “see” as they use echolocation. What is echolocation? Echolocation … Continue reading What Do Cetaceans See?