Google Doodle Celebrating The Birthday Of Mathematician And Inventor Hertha Marks Ayrton (1854-1923).

This is a large-scale demonstration of the interaction between period and pendulum length, using 16 bowling balls hung from a wooden frame.

Watch: A hydraulic press causes a piece paper folded 7 times to explode into pieces.

Follow @the-future-now

How to tell how old an egg is.

Egg shells are porous, so as they age, they absorb more air, making them float! But old doesn’t mean bad–before you throw out those floaters, crack ‘em open; if they smell and look like a normal egg, you’re in the clear. 

Source: http://bit.ly/U5sHN3

The Solar Experiments | No. 1 Solar Updraft

Making breakthroughs in renewable energy technologies takes some serious creative energy. Future scientists, take some inspiration from this pinwheeling solar windowsill gadget. All you need is paper, aluminum foil, a lampshade and some household tools. Find that great big ball in the sky and voilà— a solar twist on wind energy to keep those inventive wheels turning.

How To Make A Rocket For Less Than A Dollar

You can use sugar and kitty litter to make a rocket that shoots up over 2,300 feet (700 meters). And it cost less than $0.50 to make. Learn how: http://bit.ly/1G0hn8O

⚗️ styrofoam + sulfiric acid ⚗️

Octopuses are smart! They play with toys, pull off daring escapes, and are masters of disguise. But they’re also smart in a lot of ways that the human mind probably can’t comprehend. For example, they basically have independent brains in their arms!

How To Make Glowing Bubbles

What You’ll Need:

Bubble Mix

Pliers

Highlighters

Watch: Glow-In-The-Dark Tricks You Need To Try

DIY Bouncy Balls

Read how to make them here:http://kidsactivitiesblog.com/57637/diy-bouncy-balls