Did You Know?
Astronauts can’t cry properly in space.
In zero gravity, tears don't fall - they collect into a ball around the eye due to surface tension. While astronauts can produce tears, the liquid accumulates and can cause irritation. The tears need to be physically wiped away or they will float off the eye's surface. This discovery has implications for how other bodily fluids behave in space.
Did You Know?
Some planets orbit their stars in figure-eight patterns.
In binary star systems, planets can follow complex figure-eight orbital patterns due to the gravitational influence of both...
Did You Know?
Jupiter’s moon Io has lakes of liquid sulfur.
Due to intense tidal heating from Jupiter, Io has lakes of molten sulfur on its surface that can...
Did You Know?
There’s a planet where it snows titanium dioxide.
On Kepler-13Ab, a planet 1,730 light-years from Earth, it snows titanium dioxide - the same compound used in...