But within the next generation, it should become possible to
detect signs of life on planets orbiting distant stars.
Cassini wasn't designed to
detect signs of life in the Enceladus plume — indeed, scientists didn't know the plume existed until after the spacecraft arrived at Saturn.
I'm confident that we'll
detect signs of life on exoplanets (planets around other stars) by observing the atmospheres of the planets that we're detecting now — especially those similar to Earth in mass and orbit — and finding oxygen and other chemical signatures there.
For astronomers, the proposed new telescope represents tremendous promise: With a mirror nearly three times larger than any other on Earth, it could
detect signs of life in other solar systems and provide clues to the origins of the universe.
But the best EEG machines cost tens or even hundreds of thousands of dollars — and for all that, they generally haven't been used for much more than measuring relaxation levels or
detecting signs of life.
Possibly she had fallen into a coma, and Jesus
detected signs of life that the parents and friends had not perceived.
Not exact matches
As it is, we have no way
of detecting life...
signs of life, yes, but not
life itself.
We have no way
of detecting life itself... only
signs of life, not
life itself.
Further, how would a «daily dog walker»
detect signs of George Latimer
living at his house in Rye?
Some supporters
of alternative
life suggest looking for
signs of metabolic activity in varnishes, which could be
detected by watching for the flow
of radioactive tracers through any hidden organisms.
Ray started with 50 compounds thought to disrupt the ability
of mosquito olfactory sensors to
detect carbon dioxide, the telltale
sign of a
living, breathing blood meal.
After months
of searching, the NASA rover Curiosity
detected no appreciable methane in Mars» atmosphere, disappointing scientists who had hoped to find a strong
sign of life on the Red Planet.
It can reveal details
of the minerals inside rocks, and so what the micro-environment for
life is, but we can also use it to
detect organic molecules and
signs of life itself.»
Nevertheless, this technique is an extremely promising one for
detecting potential
signs of life on alien worlds.
The «habitable zone» is the region around a star in which water on a planet's surface is liquid and
signs of life can be remotely
detected by telescopes.
Detecting unambiguous
signs of life is fraught with difficulty (see «Why isn't NASA hunting for
life?»).
Use this two page printable sheet to learn about the exoplanet science the GMT will do — including
detecting rocky planets, looking for
signs of life and taking images.
«The fact that the concentration and diversity
of life detected in this subglacial lake exists means there is a very good
sign for the existence
of life on Europa, even if the details are different,» says Cynthia Phillips, a planetary geologist at the SETI Institute in California.
It will perhaps even
detect signs of extra-terrestrial
life as the SKA will be sensitive enough to
detect signals, comparable to terrestrial television transmitters, from planets in nearby solar systems.
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The condition is usually
detected in young and adolescent dogs, with clinical
signs manifested from two to six months
of age, but the aberrant distichiae may sometimes arise later in
life [4, 25, 28].
An illustrated canine - specific overview
of heartworm disease designed to introduce and explain the infection to dog owners, including the heartworm
life cycle,
signs of the disease, how to
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Dr. Kiang also relates this work to research in astrobiology, particularly with regard to how photosynthetic activity produces
signs of life at the global scale (e.g., biogenic gases like oxygen and photosynthetic pigments like chlorophyll) and how these may exhibit adaptations to alternative environments on extrasolar planets, resulting in other «biosignatures» that might be
detected by space telescopes.