Our question, does life exist on other planets, remains unanswered. And we’re not talking about intelligent life but any type of life down to the smallest unit of life—a single cell. A Poll When I polled the
Scientists believe the universe isabout 12 billion years old."T his is long enough for other planets to have intelligent life ," say Shostak and Barnett.T he second reason is size -the universe is huge. T ools like the Hubble T elescope (哈勃望远镜) have shown that there are at least...
Life in the Universe Life in the Universe In this talk‚ I would like to speculate a little‚ on the development of life in the universe‚ and in particular‚ the development of intelligent life. I shall take this to include the human race‚ even though much of its behaviour thr...
Once someone begins to comment on climate change in the media (television, radio, newspapers, etc.) and establishes a public profile, it is only a matter of time before questions are asked about whether they are qualified to express an informed opinion. So, who is? A very readable and det...
physical possessions exploration of space allows creative, brave and intelligent members of our 4. What makes it possible for humans to species to focus on what may serve to save us.While space may hold many live on other planets?wonders and explanations of how the universe was formed or how...
What are some factors, that might explain why we have no scientific evidence that intelligent life exists on other planets. What methods have successfully been used to detect exoplanets? What role does SYBR Green perform in qPCR? Explain how life on earth is dependent on both...
Another team member, Clara Sousa Silva of the Massachusetts Institute of Technology in the US,has investigatedphosphine as a “biosignature” gas of non-oxygen-using life on planets around other stars, because normal chemistry makes so little of it. She comments: “Finding phosp...
Are scientists sure that there is no life on other planets? At this stage(阶段) we still cannot be sure.All the planets,except the Moon and Mars,are so far away that it will take hundreds of years for spaceships to reach them!(1)The best title for this passage is " ".A.Scientific...
It is this intelligent life force which has no beginning, being transmitted from parent to child through unend- ing generations, but each discrete individual imbued with this force does have a beginning.67 However the two views are not necessarily incompatible. Process theologians like Griffin ...
I give two examples as to why intelligent life may not actually exist, though I admit that for me, or even for a physicist who devoted his or her entire life to researching and studying the universe, it's shocking to claim that completely no life exists elsewhere. ...