Eye dilation refers to a widening of the pupils. When doctors dilate the pupils during an eye exam, it typically lasts between 4 and 24 hours. Doctors sometimes use eye dilation drops to dilate a ...
James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...
We’re all too familiar with the inexorable march of time, but why exactly it flows in one direction remains a mystery of physics. A few years ago Australian physicist Joan Vaccaro proposed a new ...
Exodus looks a lot like Mass Effect - let's get that out of the way. Not only does Archetype's space-faring RPG have ...
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What is mydriasis (dilated pupils)?

Medically reviewed by Johnstone M. Kim, MD Key Takeaways Mydriasis is when the pupil stays wide and doesn't respond to ...
The physics of low-energy quantum systems is usually studied without explicit consideration of the background spacetime. Phenomena inherent to quantum theory in curved spacetime, such as Hawking ...
Getting your eyes dilated is an important part of any complete eye exam. Once your doctor puts in the dilating drops, it takes about 20–30 minutes for your pupils to fully open, or dilate. After your ...