Meintest du januar?
„Keeping a good journal is kind of like having an extra brain,“ says this glacial geologist. Find out what Shipp records in her second brain when she’s conducting field research in Antarc…
Guerillas, New York City The Biodiversity Crisis: Jaguars
In outer space, you might not recognize the Big Dipper. The stars that form this constellation exist in 3-D not 2-D—so the star pattern changes with your viewpoint. Take another look at the Big Dip…
Guerillas, New York City The Biodiversity Crisis: Jaguars
What could Galileo see when he looked through his telescope? Build a refracting telescope with lenses similar to the ones he used, and see for yourself.
Guerillas, New York City The Biodiversity Crisis: Jaguars
What can you tell from looking at a fossil record of dinosaur footprints? Everything from which dinosaur was there first to what they might have feasted on.
Guerillas, New York City The Biodiversity Crisis: Jaguars
Like today’s crime-scene investigators, paleontologists study clues left behind. See firsthand what trackways—fossilized footprints—can tell them about dinosaur behavior.
Guerillas, New York City The Biodiversity Crisis: Jaguars
When does mixing every color under the rainbow create pure white rather than a murky brown or black? When light, not paint, is the medium—and you’re subtracting, not adding, color.
Guerillas, New York City The Biodiversity Crisis: Jaguars
Ever wish you could watch a dinosaur in action? Investigate modern birds for an insightful look at how ancient dinosaurs moved and behaved.
Guerillas, New York City The Biodiversity Crisis: Jaguars
What is a telescope’s focal point, and why is knowing its location so important to astronomers? Grab a flashlight, an empty soda bottle, and a few other supplies; then find out.
Guerillas, New York City The Biodiversity Crisis: Jaguars
Videos for Highways Block Bighorn Sheep lesson.
Guerillas, New York City The Biodiversity Crisis: Jaguars
Did you know that satellites and the Space Shuttle don’t need engines to power their orbits? See how Earth’s gravitational pull bends their forward motion and keeps them moving around the planet.
Guerillas, New York City The Biodiversity Crisis: Jaguars
