It's OK to pursue speculative ideas because we don't want to be too cozy and safe and assume that we know everything about life in the universe. However, we have to be rigorous and careful and honest and logical and… — David Grinspoon Copy Share Image
I think the best SF writers are very aware of what we, in the scientific community, are doing, thinking, and discovering. — David Grinspoon Copy Share
If we gutted NASA Earth Science, it wouldn't be NOAA or some other agency that would take the lead. It would be the Chinese… — David Grinspoon Copy Share
When you think about alien intelligences making art, you then have to think about what art is and how bound up it is in… — David Grinspoon Copy Share
What if life is not carbon-based? Can life exist as a gas or a plasma? Could planets or stars in some sense be alive?… — David Grinspoon Copy Share
What I'm interested in is the conversations going on about the Anthropocene and what it means to view ourselves as a part of Earth's… — David Grinspoon Copy Share
I do comparative studies of climate evolution, and the interactions between planetary atmosphere and surfaces and their radiation environment, and try to understand the… — David Grinspoon Copy Share
I'd been politically active ever since my parents wheeled me in a stroller in a 'ban the bomb' march in Boston in 1963. — David Grinspoon Copy Share
Through space-based climate studies, my colleagues and I have learned that a stable and comfortable climate is not something to take for granted. — David Grinspoon Copy Share
We have all this very clever technology and all these abilities to manipulate the world in all these ways, yet we are faced with… — David Grinspoon Copy Share
The planet Mars - crimson and bright, filling our telescopes with vague intimations of almost-familiar landforms - has long formed a celestial tabula rasa… — David Grinspoon Copy Share
Certainly for me, as an astrobiologist, science fiction has played an important role. One of the quandaries of our field is that we are… — David Grinspoon Copy Share
Time and time again, our species has escaped existential threats by reinventing ourselves, finding new skills not coded in our genes to survive new… — David Grinspoon Copy Share
I think that an advanced planetary civilization will modify their own planets to be more stable, to prevent asteroid impacts and dangerous climate fluctuations. — David Grinspoon Copy Share
Responsible global behaviour is ultimately an act of self-preservation of, by, and for the global beast that modern technological humanity has become. — David Grinspoon Copy Share
Venus and Mars are our next of kin: they are the two most Earth-like planets that we know about. They're the only two other… — David Grinspoon Copy Share
