Archaeology
Mystery solved: Why earthquakes haven’t wrecked Egypt’s Great Pyramid
Its materials, shape and internal design have helped this ancient wonder withstand strong shaking.
By Skyler Ware
MS-PS2-5
Conduct an investigation and evaluate the experimental design to provide evidence that fields exist between objects exerting forces on each other even though the objects are not in contact.
More Stories in MS-PS2-5
- Plants
Physics explains how rose petals get their iconic shape
Scientists thought they knew what was behind rose petals’ geometry. They were wrong.
- Physics
Let’s learn about static electricity
The effects of static electricity are all around us — from lightning strikes to clothes clinging together out of the drier. But scientists still don’t fully understand this phenomenon.
- Physics
Friction is the key to cozy knits
Friction between loops of yarn give knit fabrics their ability to take on a variety of shapes.
- Earth
It’s electric! Long-sought new field found in Earth’s atmosphere
This ambipolar electric field is weak. Yet it’s still strong enough to control the evolution of Earth’s upper atmosphere — and maybe life as we know it.
- Tech
New device can harvest clean energy from humid air anywhere
Unlike solar power, this new source of electricity is available day or night.
- Earth
Scientists Say: Pole
A pole is either of two opposite ends of a molecule, magnet, battery, planet or other object.
- Earth
Explainer: How auroras light up the sky
The northern and southern lights are considered natural wonders of the world. Here’s how these and related splendid sky glows form.
- Physics
Staying grounded in space requires artificial gravity
On TV, people in space walk around like they’re on Earth. How can science give real astronauts artificial gravity? Spin right round, baby.
- Earth
Light levitation might help explore Earth’s ‘ignorosphere’
A toy called a light mill inspired researchers to invent a new way to fly. They’re using light to levitate small nanotube-coated discs.
