30/04/2025

How well would a laser communication system work from Mars?

Communications with Mars explorers face unique challenges, including 4–24 minute signal delays and limited bandwidth that restricts data transmission. While NASA's Deep Space Network currently manages these communications, ...

The moon is a constant source of minimoons

Earth has only one natural satellite, the moon, which is relatively large compared to its parent planet. It orbits Earth at an average distance of about 384,400 kilometers and completes one revolution approximately every ...

Tiny tweaks to microRNAs uncover big insights into gene control

Researchers at Karolinska Institutet and Uppsala University have developed a powerful new technique to better understand how tiny molecules in our cells, called microRNAs, control which genes are turned on or off—a discovery ...

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