MS-ESS3-3
Apply scientific principles to design a method for monitoring and minimizing a human impact on the environment.
- Chemistry
Thirdhand smoke poses lingering danger
The pollutants in cigarette smoke can linger indoors for hours. Indeed, they may pose risks long after any visible smoke is gone.
- Animals
Scientists seek bat detectives
Bats emit high-pitched calls in the night to find their way around. A citizen science project is eavesdropping on these calls to probe the health of ecosystems.
- Climate
World leaders call for action on climate change
This week, the presidents of China and the United States pledged to take aggressive action on the release of greenhouse gases to head off dire worldwide climate effects.
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Food can make an appetizing science fair project
Many students think they need a laboratory or special equipment for a winning research project. But finalists at the Broadcom MASTERS competition showed food-based research may require little more than your home kitchen
- Animals
Coming: The sixth mass extinction?
Species are dying off at such a rapid rate — faster than at any other time in human existence — that many resources on which we depend may disappear.
- Microbes
Recycling the dead
When things die, nature breaks them down through a process we know as rot. Without it, none of us would be here. Now, scientists are trying to better understand it so that they can use rot — preserving its role in feeding all living things.
- Chemistry
Chemistry: Green and clean
“Green” means environmentally friendly and sustainable. Green chemistry creates products and processes that are safer and cleaner — from the start.
- Earth
Mailing off my microbeads
I was shocked to find out that my face wash contains plastics that might possibly harm marine creatures. So I’m donating it to science.
- Animals
Salted butterflies
The salt used on winter ice can alter the bodies of summer's butterflies. Males develop larger muscles and females get bigger brains.
- Animals
Teen studies water strider disappearing act
As a child, Xidian Zhang loved to play with water striders. Now they’re gone, and pollution may be the reason. This teen’s findings earned him a spot at the 2014 Intel International Science and Engineering Fair.
- Earth
Thirst for water moves and shakes California
Here’s a scary cost to pumping up groundwater to slake the thirst of crops in California’s Central Valley: It may uplift nearby mountains and trigger tiny earthquakes, experts find.
- Animals
Electronics may confuse a bird’s ‘compass’
Birds use Earth’s magnetic field to help guide them as they migrate. A new study suggests that electromagnetic radiation given off by some electronic devices may act like “noise” and confuse the long-traveling birds.
