A candy engineer explains the science behind the Snickers bar
How the airy nougat and chewy caramel is built.
Science // Science & Exploration
How can you write data to DNA without changing the base sequence?
A new method lets anyone with a kit write data to DNA with just one enzyme.
Ars Live: What else can GLP-1 drugs do? Join us today for a discussion.
Dr. Daniel Drucker will discuss what's ahead for these blockbuster drugs.
For some reason, NASA is treating Orion’s heat shield problems as a secret
“I’m not going to share right now. When it comes out, it’ll all come out together.”
Lidar mapping reveals mountainous medieval cities along the Silk Road
A city larger than many in Europe at the time was perched in the mountains.
NASA’s oldest active astronaut is also one of the most curious humans
"We made the mistake of peeking out the Cupola windows."
Pizza place accidentally spiked dough with THC, sickening dozens
Health officials were tipped off after EMS transported five customers to the hospital.
Graphene-enhanced ceramic tiles make striking art
Adding a bit of graphene oxide to slurry and zapping with ultrasound for 10 minutes yields best tiles.
SpaceX has caught a massive rocket. So what’s next?
Spoiler alert: The company still has a massive amount of work to do to reach the Moon.
A how-to for ethical geoengineering research
The American Geophysical Union releases a framework for getting it right.
Astronaut released from hospital after “medical issue” upon return from space
NASA says the astronaut was hospitalized overnight for medical observation.
Why is Elon Musk talking to Vladimir Putin, and what does it mean for SpaceX?
NASA chief says ties between SpaceX CEO and Putin should be investigated.
If you thought Astra was going to go away quietly, you were wrong
"If I have learned anything, it's that you just don't give up."
Study: DNA corroborates “Well-man” tale from Norse saga
The "Well-man" likely had blue eyes, blond or light-brown hair, and hailed from southern Norway.
Rocket Report: Sneak peek at the business end of New Glenn; France to fly FROG
"The vehicle's max design gimbal condition is during ascent when it has to fight high-altitude winds."
