Microorganisms can be found on the ISS surface thanks to high-precision equipment.
An experiment of taking samples from illuminators and the ISS surface has brought unique results, as scientists had...
Having written (for a Times diary) a few sentences about consciousness in robots, I settled back to study readers’ responses in the online commentary section. They added little. I was claiming there...
"Amicus Plato amicus Aristoteles magis amica veritas.
[Plato is my friend, Aristotle is my friend, but my best friend is truth.]"
~ ISAAC NEWTON, undergraduate notebook, 1664.
Fact of the day
Cells provide a dazzling variety of functions that cover all of our body's needs, yet they make do with a very limited number of molecular building blocks. With few exceptions, all known forms of life use the same common 20 amino acids--and only those 20--to keep alive organisms as diverse as humans, earthworms, tiny daisies, and giant sequoias.