'Bennu, Apophis and more': List of NASA's 'Most Wanted' asteroids that could threaten Earth
About 66 million years ago, a city-sized asteroid struck Earth, creating a 100-mile-wide crater in Mexico and causing the ...
Huge Variations in Earth's Temperature Over Last Half-Billion Years
A new study co-led by the University of Arizona and the Smithsonian offers the most detailed glimpse yet into how Earth's ...
Science Daily15h
Over nearly half a billion years, Earth's global temperature has changed drastically, driven by carbon dioxide
A new study offers the most detailed glimpse yet into how Earth's surface temperature has changed over the past 485 million years. The data show that Earth has been and can be warmer than today -- but ...
Study charts how Earth's global temperature has drastically changed over the past 485 million years, driven by CO₂
A new study co-led by the Smithsonian and the University of Arizona offers the most detailed glimpse yet of how Earth's ...
Smithsonian Magazine20h
In a Landmark Study, Scientists Discover Just How Much Earth’s Temperature Has Changed Over Nearly 500 Million Years
Researchers show the average surface temperature on our planet has shifted between 51.8 to 96.8 degrees Fahrenheit ...
Prehistoric Earth Was Very Hot. That Offers Clues About Future Earth.
At times during the past half-billion years, carbon dioxide warmed our planet more than previously thought, according to a ...
Scientists have captured Earth’s climate over the last 485 million years. Here’s the surprising place we stand now.
An effort to understand Earth’s past climates uncovered a history of wild temperature shifts and offered a warning on the ...
Allergies: Woolly Mammoths' Hay Fever May Have Helped Drive Them to Death
Stuffy noses from plant allergies may have meant mammoths couldn't smell each other's pheromones, resulting in them ...
Scientists Think a Mega-El Niño Helped Spark the ‘Great Dying’
Now, a new study from the University of Bristol and China University of Geosciences (Wuhan) claims that global warming caused ...
An ancient underwater event wiped out more than 90% of life – and it wasn’t a tsunami
Around 250 million years ago, a mass extinction event wiped out more than 90% of life – and it all began in the water. You’re ...
See To Believe on MSN2d
What If We Knew the Time We Go Extinct?
Within the vastness of the Universe, humanity is not that big of a deal. We're not here because we're meant to be here, we're just... here. If mathematical predictions are correct, we might only have ...
4.6 bn-year-old asteroid FW13 from early solar system is racing towards Earth at 35,000 mph, NASA warns
NASA has announced that a 510-foot asteroid, roughly the size of a building, will make close passes by Earth. Despite its ...