Sentences with phrase «hydrothermal vents like»

Some of the oldest microorganisms on Earth, called methanogens, are often found near hydrothermal vents like those we suspect also exist on Enceladus (see main story).

To study the animal, Cary goes on cruises to hydrothermal vents like the one located in the Pacific Ocean's Mid-Oceanic Ridge, about 1,200 miles off the coast of Costa Rica.

The unique temperature conditions of hydrothermal vents like this one could have favored the evolution of complex life.

Not exact matches

«But, of course, we know there can be carbonaceous materials made in other processes — like in hydrothermal vents — consistent with looking like microfossils that also have some carbon signal.

The authors argue that it comes from hydrothermal activity on the ocean floor, perhaps seafloor vents like those on Earth that spew H2 and support rich microbial life.

The two were collaborating on a study of mid-ocean ridges, chains of volcanoes and hydrothermal vents that snake around the planet like the seams on a baseball.

Pohlman believed chemosynthetic bacteria, like the kinds found around deep - ocean hydrothermal vents, must be the answer.

These may also host life forms like those inhabiting hydrothermal vents on Earth.

If so, life could possibly eke out an underground living much like the hardy microbes that surround Earth's hydrothermal vents.

But this past August, when scientists reported observing water from a hydrothermal vent acting like a liquid and a gas simultaneously at 867 °F, nature had thrown them for a loop.

The results launched a hunt for life's origins that's now uncovering these building blocks in surprising places, like the surface of comets and in deep - sea hydrothermal vents.

This alien - like creature is actually an ocean worm (Nereis sandersi) that lives near ocean - floor hydrothermal vents in the Atlantic.

Lost Nucleotides Although Alexander S. Bradley's article «Expanding the Limits of Life» provides a fascinating account of the discovery of microbes in a previously unknown kind of hydrothermal vent ecosystem on the seafloor, it does not substantiate his claim that the findings hint that life may have originated in an environment like the Lost City hydrothermal vent.

There are several habitats once thought to be inhospitable to even the world's most adaptable organisms — places like the core of Chile's Atacama Desert, the driest region on Earth; ice sheet plateaus in Greenland that are 10,000 feet thick; and near hydrothermal vents on the ocean floor with temperatures above 750 degrees Fahrenheit, to name a few.

Potential Europan habitats include deep - sea colonies based on heat - loving bacteria like those found around hydrothermal vents on Earth's ocean floor.

«Hydrothermal vents are kind of like going to another planet,» she explains.

Sending out a spacecraft that can drill through the ice and probe for organisms will be the only way to find out if the moon in question doesn't have vaporous plumes like those that originate in the hydrothermal vents of Enceladus.

Plumes of warm water laden with minerals create chimney - like «hydrothermal vents.»

We were able to show that under [presumed] Enceladus - like conditions and the given environmental parameters, biological methane production did occur in the lab,» and that a «microoorganism from a hydrothermal vent system on Earth could be grown in the presence of [presumed] inhibitors in combination with high pressure.»

Astrobiologists theorize that, like ancient Earth, life may have emerged around hydrothermal vents located around the moon's submerged rocky core.

«But, of course, we know there can be carbonaceous materials made in other processes — like hydrothermal vents — consistent with looking like microfossils that also have some carbon signal.

The new version of Google Earth allows users to mouse around under and over the seas, click on video clips of hydrothermal vents, read up on which seafoods are being harvested unsustainably, look at marine dead zones and sanctuaries and the like.

But hydrothermal vents don't provide heat across the whole floor like geothermal heat flux, they are point sources.

There are other known unknowns like the heat input from hydrothermal vents, again poorly characterised.

At hydrothermal vents, anoxic water containing reduced compounds like methane or sulfide mix with oxic seawater and the bacterial harvest energy.

But like the hydrothermal vents, cold seeps can support high densities of specialized life forms through a process called chemosynthesis.

The communities of bacteria around deep sea volcanic (hydrothermal) vents survive by converting highly toxic hydrogen sulfide into food through chemosynthesis much like surface algae convert sunlight to food via photosynthesis.