Earth

100-meter Asteroid Created a Strange Impact Event in Antarctica 430,000 Years Ago

The effects of ancient asteroid impacts on Earth are still evident from the variety of impact craters across our planet.…

3 weeks ago

Earth Gains 5,200 Tons of Dust From Space Every Year

Whenever I wipe the dust off my coffee table or catch a glimpse of dust motes floating in sunlight, my…

3 weeks ago

A Billion Years From now There won’t be Much Oxygen in the Earth’s Atmosphere

Breathe it while you still can. A new research study forecasts the future of oxygen in the Earth's atmosphere and…

1 month ago

Lightning Strikes Helped Life get an Early Start on Earth

So, you want to create life? You're going to need some ingredients first. On Earth four billion years ago, you…

2 months ago

It Turns Out That the World’s Oldest Impact Crater Isn’t an Impact Crater

In early 2012, an international research team surveying parts of southwestern Greenland announced that they had discovered the oldest impact…

2 months ago

Microbes Found That Survive on the by-Products of Radioactive Decay

An oceanic research team recently demonstrated that one of the largest ecosystem on Earth thrives on the radioactive decay of…

2 months ago

The Galápagos Islands From Space

The Galápagos Islands hold an honored place in science history. I often wonder, if Charles Darwin could have seen this…

2 months ago

Earth’s Atmosphere Can Generate a “Space Hurricane”

There are hurricanes in space. Researchers looking through archival data found evidence of a previously unobserved phenomenon — a giant…

2 months ago

Did a Comet Wipe out the Dinosaurs?

About 66 million years ago a massive chunk of rock slammed into Earth in what is the modern-day Yucatan Peninsula.…

3 months ago

Three Storms Have Dumped Snow on Mauna Loa and Mauna Kea

The words “snow” and “Hawai’i” are not often mentioned in the same paragraph – or even on the same vacation.…

3 months ago