Sarah Fecht
More from Sarah Fecht
![a green snake](https://cdn.statically.io/img/www.popsci.com/wp-content/uploads/2015/03/14/green_snake_ireland.jpg?w=800)
Animals
Why doesn’t Ireland have snakes? Why doesn’t Ireland have snakes?
By Sarah Fecht
March 14, 2024
![Human population on Mars depicted in a SpaceX Mars colony rendition.](https://cdn.statically.io/img/www.popsci.com/wp-content/uploads/2016/09/07/human-population-mars-elon-musk-spacex-colony.jpg?w=811)
Mars
Would Earth laws apply to Mars colonists? Would Earth laws apply to Mars colonists?
By Sarah Fecht
February 6, 2023
![Earth against moon and spun to show fast the planet spins. Realistic illustration.](https://cdn.statically.io/img/www.popsci.com/wp-content/uploads/2021/06/10/how-fast-earth-spin.jpg?w=685)
Physics
What would happen if the Earth started to spin faster? What would happen if the Earth started to spin faster?
By Sarah Fecht
December 11, 2022
![Construction Continues](https://cdn.statically.io/img/www.popsci.com/wp-content/uploads/2019/03/18/6BAAEUVWRCRWMDNY2BKGEJDAZQ.jpg?w=661)
Deep Space
Incredible Photos From 50 Years Of Spacewalks Incredible Photos From 50 Years Of Spacewalks
By Sarah Fecht
June 24, 2021
![Ceres’ Mountains And Craters Now Have Names](https://cdn.statically.io/img/www.popsci.com/wp-content/uploads/2019/03/18/QZXK2XFM2BRPJQ7CNTOO6EKDTQ.png?w=800)
Science
Ceres’ Mountains And Craters Now Have Names Ceres’ Mountains And Craters Now Have Names
By Sarah Fecht
June 24, 2021
![What Are Those Bright Spots On Ceres Made Of?](https://cdn.statically.io/img/www.popsci.com/wp-content/uploads/2019/03/18/RWCLICHZT7HBABTM3BZEPIVVA4.png?w=800)
Science
What Are Those Bright Spots On Ceres Made Of? What Are Those Bright Spots On Ceres Made Of?
By Sarah Fecht
June 23, 2021
![Ceres’ Bright Spots Are Constantly Changing](https://cdn.statically.io/img/www.popsci.com/wp-content/uploads/2019/03/18/RWCLICHZT7HBABTM3BZEPIVVA4.png?w=800)
Science
Ceres’ Bright Spots Are Constantly Changing Ceres’ Bright Spots Are Constantly Changing
By Sarah Fecht
June 23, 2021
![image of ceres](https://cdn.statically.io/img/www.popsci.com/wp-content/uploads/2019/03/18/KWMI3X7LYUGFDAYYM6MRXHKV7E.jpg?w=720)
Science
Why Are There No Close-Ups Of Ceres Yet? Why Are There No Close-Ups Of Ceres Yet?
By Sarah Fecht
June 23, 2021
![Here’s our original coverage of Apollo 11](https://cdn.statically.io/img/www.popsci.com/wp-content/uploads/2019/03/18/U6VEZYJMDKWVGBXMDKV5GIYXFY.jpg?w=674)
Moons
Here’s our original coverage of Apollo 11 Here’s our original coverage of Apollo 11
By Sarah Fecht
June 21, 2021