Could life exist on one of Jupiter’s moons?
A spacecraft heading to Europa is designed to find out
Besides Earth itself, Mars is the most-studied planet in the solar system. One reason for the abundance of probes and landers, of course, is that Mars is relatively close. Another is that Mars appears to have once had plenty of liquid water on its surface. And where there is water, astrobiologists whisper about the possibility of life.
This article appeared in the Science & technology section of the print edition under the headline “Waterworld”
From the October 19th 2024 edition
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Deforestation is costing Brazilian farmers millions
Without trees to circulate moisture, the land is getting hotter and drier
Robots can learn new actions faster thanks to AI techniques
They could soon show their moves in settings from car factories to care homes
Scientists are learning why ultra-processed foods are bad for you
A mystery is finally being solved
Scientific publishers are producing more papers than ever
Concerns about some of their business models are building
The two types of human laugh
One is caused by tickling; the other by everything else
Scientists are building a catalogue of every type of cell in our bodies
It has thus far shed light on everything from organ formation to the causes of inflammation