Earth

What Are Your Options When you’ve Only Got Hours or Days to Prevent an Asteroid Impact?

Imagine a scenario where we detect an asteroid heading straight for Earth. Imagine that it will arrive in a couple…

6 days ago

You Can Blow Up an Asteroid Just a few Months Before it Hits Earth and Prevent 99% of the Damage

So far, the battle between life on Earth and asteroids has been completely one-sided. But not for long. Soon, we'll…

2 weeks ago

Greenland’s Ice Sheet is Similar in Many Ways to the Solar System’s Icy Worlds and Can Teach Us How to Search for Life

Many regions on Earth are temperate, nutrient-rich, stable environments where life seems to thrive effortlessly. But not all of Earth.…

2 weeks ago

Landsat 9 Joins a Fleet of Earth Observation Satellites

Earth has a new eye in orbit to monitor our changing planet.   Landsat 9 launched on September 27, 2021…

4 weeks ago

This is the Reactor That Could Make it Possible to Return From Mars

Remember when engineers proposed one-way trips to Mars, because round trips are just too expensive to bring people back to…

4 weeks ago

Here’s Lake Mead’s Record Low Water Levels Seen From Space

How bad is the drought in the western United States? A stunning depiction of the record dry spell comes in…

2 months ago

A new Assessment of the World’s Climate is out. The News Isn’t Good

According to the recently released IPCC Sixth Assessment Report, climate change is going to get significantly worse if we don't…

2 months ago

Animals Could Have Been Around Hundreds of Millions of Years Earlier Than Previously Believed

According to new Earth sciences research, the oldest fossilized remains of animal life may have been found in the Canadian…

3 months ago

Juno Captured This Image of Earth on its Way Out to Jupiter Back in 2013

Since the Juno spacecraft has been in orbit around Jupiter for nearly five years -- since July 4, 2016 --…

4 months ago

This is Currently the World’s Largest Iceberg

A gigantic chunk of ice recently broke off from an ice shelf in Antarctica, and is currently the world’s largest…

5 months ago