Free E-books for Teaching Science
Parents and teachers can download free e-books of materials for teaching science from Science Connected. For US grades 1-12.
Failed Experiments Move Science Forward
Experiments that don’t go as expected and trials that yield negative results are critical for moving science forward. Research scientists…
Mosquito Saliva Protein Fights Dengue Transmission
Researchers have discovered a protein from the D7 group of proteins in the saliva of Aedes aegypti that may inhibit the transmission of dengue.
When We Are No More: How Digital Memory Is Shaping Our Future
When We Are No More imagines a time in which human life is no more, but all the knowledge produced by humans is preserved in digital form.
Global Warming: What’s Really Warming the Earth?
Dr. Joe Hanson explores the possible causes of global warming in this episode of It’s Okay To Be Smart. …
DNA Analysis Reveals Four Distinct Giraffe Species
By Katherine Lindemann Researchers have long recognized only a single species of giraffe, thought to be made up of several…
The Secrets Behind Your Cat’s Crazy Time
Find out why domestic cats do some of the silly things they do and how we can help our pet cats lead happy and healthy lives.
Nanostructured Honeycomb Creates Electricity from Light
By Jonathan Trinastic @jptrinastic Zoom in to the nanometer scale—less than the width of a human hair—and you might think…
New Futuristic Fabrics to Keep Cool
By Katherine Lindemann Inspired by lithium batteries and kitchen plastic wrap, engineers at Stanford University have developed a plastic material…
How Do Shark Teeth Bite?
Shark teeth come in many shapes and sizes. Some are triangular, some have notches or curves, some are like spikes. How do they work?