HS-ESS2-4
Use a model to describe how variations in the flow of energy into and out of Earth systems result in changes in climate.
- Earth
Lightning megaflashes set big new distance and duration records
Scans of satellite images identified two lightning bolts with previously unheard-of dimensions. Both flashed through the skies over South America.
- Health & Medicine
Deadly heat: Expected by century’s end, it’s here already
Instances of hot and humid conditions that threaten human lives are on the rise.
- Climate
Did rain put the Kilauea volcano’s lava-making into overdrive?
Scientists share strongly conflicting opinions about why Hawaii’s Kilauea volcano spewed an overabundance of lava in 2018.
- Climate
How to curb the climate heating by contrails
Contrails are narrow clouds left behind in the sky by jets. They add to climate change. But a new study suggests a way to curb their contribution.
- Climate
5 things to know about the climate-saving benefits of tree planting
A recent analysis of the benefits of massive efforts to plant more trees triggered a firestorm of controversy.
- Climate
Hotspots found for lightning’s superbolts
A nine-year survey reveals where and when the most energetic lightning strikes — and it’s not what scientists expected.
- Climate
Explainer: Why some clouds glow in the dark
A surprise space rock lit up the night sky over California — and left behind a rare type of cloud. Such glowing beauties may become more common with climate change.
- Climate
Explainer: What is attribution science?
A relatively new, developing field of science investigates possible links between climate change and extreme weather events.
- Climate
Supercell: It’s the king of thunderstorms
Not every thunderstorm has the potential to give birth to a tornado. It usually takes this special type.
- Climate
Explainer: What is thundersnow?
Wacky weather produced lots of thundersnow during New England’s recent winter storms. Some scientists now suspect Mother Nature got some human help.
- Climate
Explainer: Winds and where they come from
Temperature and pressure are critical factors affecting why the wind blows where it does. Understanding the nature of wind can teach us a lot about weather.
- Climate
Explainer: Weather and weather prediction
The sun and Earth combine to create the planet’s weather systems. And science is getting good at predicting what they’ll do.
