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Posts by
EarthSky Voices
Sun causing global warming? 2 reasons why not
Is the sun causing global warming? A solar physicist with NASA says no. Read the quick-and-easy-to-understand explanation here.
August 23, 2023
Does rising methane signal a ‘great transition’ in climate?
Professor Euan Nisbet says the recent steep incline in rising methane levels could signal a termination event on Earth, when climate systems reorganize.
August 23, 2023
Q&A: What is the sun’s role in climate change?
The sun influences the Earth's climate, but what is the sun's role in climate change? According to NASA, it's not likely the cause for climate change.
August 23, 2023
Astraphobia is a fear of thunder and lightning
If your heart starts to race when a thunderstorm comes near, and you want to hide from the thunder and lightning, you might have astraphobia.
August 22, 2023
How far back in time can we see?
How far back in time can we see? Earendel is the farthest star we've seen. The cosmic microwave background reveals the universe's first light. Can we see more?
August 20, 2023
The colors of Earendel, farthest known star
The Webb space telescope has looked at the colors of Earendel, the most distant known star. The new data shows that the star likely has a redder companion star.
August 17, 2023
Solar Cycle 25 is more active and powerful than predicted
So far this solar cycle has been more powerful and surprising than predicted. It has been very active so far before the predicted peak in 2025.
August 16, 2023
What is wet-bulb temperature? And how hot is too hot?
The wet-bulb temperature is a measure of the deadly combined effects of temperature and humidity. See an interactive map here.
August 8, 2023
Why people believe UFOs are extraterrestrial: A sociologist responds
Sociologist Barry Markovsky unpacks the reasons why UFOs (UAPs) are so popular and why people "want to believe." Read more here.
July 23, 2023
Algae bloom covers half of Florida’s largest lake
An algae bloom in Lake Okeechobee - Florida's largest freshwater lake - covered more than half the lake in June and July. Learn more about the algae here.
July 19, 2023
