Plate armor isn’t constricting
Post 14th Century plate armor was made to be very easy to maneuver in and weighs less than what our soldiers today are carrying on deployment.
Until it’s oxygenated, blood is blue
The blood in your veins is definitely not blue, deoxygenated blood has a really dark color to it which makes your veins appear blue.
We never landed on the moon
We’ve confirmed that we’ve landed on the moon simply with the ability to look through a telescope, using prisms and mirrors that where left on the moon, we can use a laser to measure the distance between us.
Flies live for 24 hours
The life cycle of a fly can range from a few days to a few years depending on species and conditions, the common house fly can live for up to a month.