Get QuoteDark Inspirational Quotes App

" It will be a long time, if ever, before we get to study Earth-like planets orbiting around other stars, so really, the study of Venus and Mars is the best opportunity that we have, and can imagine having anytime in the future, to understand the evolution of Earth-like planets. "

Related Quotes:

" A lot of the science fiction that I grew up reading was written when we still thought that Venus might be an oceanic planet. "

David Grinspoon

Reading

Science

" We can look out on an alien landscape that no one has seen before and find it beautiful. "

" Titan has rivers and lakes of liquid methane and ethane, methane weather systems of clouds and storms that mirror Earth's hydrologic cycle, and seasonal cycles that rival Earth's in complexity. "

" Among the radio astronomers of SETI - the Search for Extraterrestrial Intelligence - it's only sort-of a joke that the true hallmark of intelligent life is the creation of radio astronomy. "

David Grinspoon

Intelligence

True

" 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 very Earth-like planets in our solar system, meaning they orbit close to the sun; they have rocky surfaces and thin atmospheres. "

" We need visions of a future in which we have applied our infinite creativity to the task of living on a finite world, where we have embraced our role, become comfortable and proficient as planet-shapers, and learned to use our technological skills to enhance the survival prospects not just of humanity but of all life on Earth. "

" Why should we consider defining intelligence as something global and as something that hasn't actually yet appeared on Earth? It may be useful for envisioning the future of our own civilization and any others that may be out there among the stars. It might give us something to strive for. "

" 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 geological history. "

" Responsible global behaviour is ultimately an act of self-preservation of, by, and for the global beast that modern technological humanity has become. "

" When I first went to college, I went into physics, and my goal was to help perfect nuclear fusion so I could solve the energy crisis and global warming. I probably would have done it, too, if I'd stuck to it. "

" There is a history of thinking about space science from an environmental ethics perspective. And part of what I want to do is turn that back and use that experience to see if it reflects how we think about the Earth. "

" Astrobiology is a great point of contact for science outreach. The public is naturally interested in extra-terrestrial life. Astrobiology provides an accessible point of access that leads to deeper questions. "

" I'd been politically active ever since my parents wheeled me in a stroller in a 'ban the bomb' march in Boston in 1963. "

" One of the weird things about modern physics is that we do find there are apparently these other dimensions that we don't directly experience that explain some aspects of the overall geometry and reality of our universe. "

" It's one of the big mysteries about Venus: How did it get so different from Earth when it seems likely to have started so similarly? The question becomes richer when you consider astrobiology, the possibility that Venus and Earth were very similar during the time of the origin of life on Earth. "

" The mature Anthropocene begins when we acquire the ability to live sustainably and become a lasting presence on this world. "

" In environments that are energy-rich but liquid-poor, like near the surface of Titan, natural selection may favor organisms that use their metabolic heat to melt their own watering holes. "

" I think the best SF writers are very aware of what we, in the scientific community, are doing, thinking, and discovering. "

" I'm a strong advocate of new missions to Venus. "

" Even as our unwitting alterations to Earth's carbon and hydrological cycles slowly make storms more damaging, our ability to monitor our planet from space and make reliable short-term forecasts have equipped us enormously to withstand them. "

" The future peopling of Mars is much more than a scientific endeavor. It is a step of historic and spiritual importance for the human race. "

" It turns out one of my dad's best friends was Carl Sagan when I was little. They were both Harvard professors. "

" I'd like to jump a couple hundred years into the future and work with the scientists who are getting back the first information from our probes to planets orbiting nearby stars. "

" 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? What about an interstellar cloud? Could life exist on such a small or large scale, or move so fast or so slowly that we wouldn't recognize it? Could you have an intelligent virus? "

" The more we look at the kinds of soils and the nature of the atmosphere and the polar caps, it all adds up to tell us that some liquid, which we very much believe was water, did flow in abundance on Mars in the past. "

" It is said that Mahatma Gandhi, when asked about Western civilization, remarked, 'I think it would be a good idea.' That's how I feel about intelligent life on Earth, especially when I think about the question of what truly intelligent life might look like elsewhere in the universe. "

" It's quite possible there's as much lightning on Venus as on Earth. "

" The story of our species is one of overcoming existential risk through new forms of cooperation and innovation. "

" I'm an astrobiologist, and I come from a planetary science background, so in a very broad sense, I study the evolution of planetary environments. "

" We've almost been wiped out as a species many times, going back millions of years, and we've survived by reinventing ourselves and enlarging our circles of awareness, inventing new technologies and social structures. "