Flowering Phenology: How Do Plants Know When To Flower?

How do viruses know which cell to infect? Using a fun role-play activity, pupils act as viruses and cells and get up and move to find their cellular match to demonstrate how viruses recognize a target cell. Learners understand the...

Imagine describing what something looks like when you've only seen it from the inside. That's the task astronomers tackle when describing the shape and characteristics of the Milky Way. Using a combination of physics and mathematics,...

Plants react to many different stimuli, but do they think? After many years, scientists now have a definite answer. A video shares the theories and facts as part of a larger biology playlist. From plants listening to music to plants...

Students study the process of plant reproduction and the biotic and abiotic factors that affect flowering phenology. In this plant reproduction lesson, students describe the interaction of environmental factors as it relates to...

How do scientists know what they do about evolution? Looking at fossilized data, paleontologists examine fossils to show the evolution and changes that developed into modern whales. We find out that scientists use physical evidence,...

It seems like a simple process: we breathe in, our nose detects different scents, and our brain interprets the smell. But how does it actually work? How can something smell like vanilla to one person, but like urine to someone else? How...

Are the depictions of the colorful raptors in Jurassic Park accurate? No so much. Imaginative, but not scientific. Find out how researchers determine the color of dinosaur feathers in this short, entertaining video.

How do cells know when to replicate, transcribe, and stop? James E. Darnell, Jr. shifted from studying medicine to biochemistry and decided to address this mystery. Learn about his research, discoveries, and the impact on future medical...

How do glasses help us see? Glasses correct refractive errors. A simple answer for a complex process that is detailed in a short video.

We know plants assist in the water cycle, but how do plants get water from the ground into the air? Through a series of demonstrations or labs, scholars observe the movement of water through plants. They microscopically view the cells...