That's how cardiologist Eiman Jahangir described blasting high into the atmosphere Thursday on a suborbital flight with Blue Origin, Amazon founder Jeff Bezos' private space exploration company.

Shouts of joy and surprise could be heard on a Blue Origin video of the flight, including someone shouting “Holy sh*t!” Kitchen, 21, became the youngest woman to ever cross the Kármán line.

They’re by no means a screen time silver bullet (the American Academy for Ophthalmology states that blue-light-filtering glasses aren’t completely necessary for good eye health). But Jennifer ...

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You may have heard that you should avoid blue light emanating from electronic screens. Some people use special blue spectrum glasses or coatings for lenses that can block it. However, research has not ...