Tag: Neptune
Fact Check: Did Scientists Really Detect Evidence of Life on Exoplanet K2-18b?
The molecule is dimethyl sulfide (DMS) or dimethyl disulfide (DMDS), and on Earth its sole known source is life (specifically, marine phytoplankton algae).
Salt of the Earth Regulates Habitability
A planet needs more than location in a habitable zone. It needs the right ingredients, and salt has a surprising role.
Intelligent Design and Planetary Timing
Enceladus is an especially fascinating case. Nearly 100 geysers of water ice are currently jetting out of its south pole at supersonic speed.
Is Space Travel Our Destiny?
I was motivated to do this study after two papers were published in 2018 on the difficulty of launching rockets from super-earths.
Earth — The Mystery of Our Colorful Home
Certainly, there is no logical reason why life should be wedded to the transcendental value of beauty.