Donate

RSSScience

Students Discuss the Ethics of Animal Testing

Science | March 2, 2015 | 1 Comment

Students Discuss the Ethics of Animal Testing

Using animals to test for scientific and commercial purposed is a complicated and controversial issue. View what students had to say when asked, When should animals be used for research or industry testing, if ever? Explain your reasoning. Do you think that we should use animal testing in scientific and industry research? When? What kinds of regulations do you think industries should have for using animals in research?

Continue Reading

“Engineering Is” for the Next Generation

Science | February 26, 2015

“Engineering Is” for the Next Generation

Explore the connections between engineering and science with KQED’s new, free e-book, Engineering Is Saving the World with Cookstoves. Learn how researchers designed a new, more efficient cookstove to improve the quality of life for families in Darfur.

Continue Reading

How Do Greenhouse Gases Work?

Science | February 25, 2015

How Do Greenhouse Gases Work?

Climate change is primarily caused by the accumulation of heat-trapping gases in the atmosphere. Click on the interactive to explore how greenhouse gases trap heat in the atmosphere.

Continue Reading

What Happens When Wood Burns?

Science | February 19, 2015

What Happens When Wood Burns?

What happens when wood burns? In this animated explainer, learn about the chemistry of combustion.

Continue Reading

The Keeling Curve Explained

Science | February 18, 2015

The Keeling Curve Explained

The Keeling Curve is one of the most compelling pieces of scientific evidence that shows that carbon dioxide (CO2) is accumulating in our atmosphere. Click on the red circles in the interactive to learn more about the Keeling Curve, which plots CO2 in the Earth’s atmosphere over time.

Continue Reading

Should We Modify DNA in Human Embryos?

Science | February 17, 2015 | 74 Comments

Should We Modify DNA in Human Embryos?

The UK recently voted to authorize mitochondrial DNA modification, which has been dubbed the “three-person embryo” law. Should we modify DNA in human eggs or embryos in order to prevent disease?

Continue Reading

Career Spotlight: Research Scientist and Mechanical Engineer

Science | February 13, 2015

Career Spotlight: Research Scientist and Mechanical Engineer

Vi Rapp is a research scientist at Lawrence Berkeley National Laboratory. She has a Ph.D. in mechanical engineering and focuses her research on improving combustion systems. One aspect of her work is designing cleaner, more efficient cookstoves. Watch this video to learn more about Vi Rapp.

Continue Reading

What Are Greenhouse Gases and Where Do They Come From?

Science | February 11, 2015

What Are Greenhouse Gases and Where Do They Come From?

Climate change is primarily caused by the accumulation of greenhouse gases, or heat-trapping gases, in the atmosphere. Click on the touch icons in the interactive to see sources of the main greenhouse gases.

Continue Reading

Should Cold Sufferers Wear Masks? Students Weigh In

Science | February 9, 2015 | 1 Comment

Should Cold Sufferers Wear Masks? Students Weigh In

Keep your tissues handy, it’s cough/cold season! On average, millions of Americans suffer from the common cold 2-3 times per year. View what students had to say when asked, Should cold sufferers wear medical masks to help prevent spreading germs? Would you wear one the next time you have a cold?

Continue Reading

Evidence of Global Warming

Science | February 4, 2015

Evidence of Global Warming

Scientists around the globe have noticed that over the last 40 years Earth, as a whole, has been warming. This phenomenon, known as global warming, is affecting regional climates differently. View this interactive graphic to learn about its effects.

Continue Reading