2025-06-23

Researchers get viable mice by editing DNA from two sperm

Altering chemical modifications of DNA lets the DNA from two sperm make a mouse. [...]

2025-06-23

Scientists Are Sending Cannabis Seeds to Space

The versatile cannabis plant could, some scientists think, one day be useful for lunar and Martian colonists. For now, researchers will subject its seeds to radiation in orbit and see what happens. [...]

2025-06-23

Amazon Doubles Project Kuiper Satellite Fleet in Race to Catch Up to SpaceX's Starlink

United Launch Alliance's Atlas V lofted Amazon's second Project Kuiper satellite batch into orbit. [...]

2025-06-23

African and South American countries are almost entirely excluded from global AI development

AI infrastructure is concentrated in just a handful of countries, creating a widening digital divide that affects science, the economy, and geopolitical dependencies—and could further accelerate glo [...]

2025-06-23

This archaeologist built a replica boat to sail like the Vikings

Greer Jarrett has identified four possible small ports, or "havens," used by Vikings along the Norwegian coast. [...]

2025-06-22

How the Universe and Its Mirrored Version Are Different

From living matter to molecules to elementary particles, the world is made of “chiral” objects that differ from their reflected forms. [...]

2025-06-21

How to Beat Jet Lag

As ultra-long-haul routes take flight, plane-lighting hacks and meal planning could help passengers recover faster. [...]

2025-06-21

Methane Pollution Has Cheap, Effective Solutions That Aren’t Being Used

The International Energy Agency estimates that 70 percent of the fossil fuel sector’s methane emissions could be cut with existing technologies—many of which would save polluters money. [...]

2025-06-21

How a data center company uses stranded renewable energy

Some companies are paying low rates for renewable energy that would otherwise go unused. [...]