Skittles in the US are no longer being made with titanium dioxide, a colour additive that was banned in the European Union in 2022 over possible health risks. Sweets giant Mars said it had stopped using the ingredient in its US Skittles portfolio at the end of last year.

I'm incredibly excited, as part of the Ars Live series, to host a conversation with three of the very best space reporters in the business on Thursday, May 29, 2025, at 3 pm EDT about the future of NASA and its deep space exploration ambitions.

In the distance, a twisting plume of red dust - what scientists call a dust devil - spiraled across the landscape near the Perseverance rover

Elon Musk’s space company plans to test the huge experimental vehicle on Tuesday, in its first flight after two explosions this year.

Researchers at the University of Rochester say some Martian soil looks like it's been shaped like we see on earth's coldest climates — think the arctic. But, there are a lot of things to ponder.

A new study posits that dark streaks originally believed to be signs of water on Mars' surface might not be that at all.

"Mission To Mars" is an optimistic film that chronicles the first manned mission to Mars that ends in tragedy when a raging red cyclone wipes out the entire crew but leaves one survivor after an ancient domed structure is revealed shaped like a humanoid face (ala the Cydonia conspiracy theory).

NASA hasn't landed humans on Mars yet. But thanks to robotic missions, scientists now know more about the planet's surface than they did when the movie was released.