Home
Forums
New posts
Contact Us
What's new
New posts
New media
New media comments
Latest activity
Media
New media
New comments
Search media
Search All
Members
Current visitors
Log in
Register
What's new
Search
Search
Search titles only
By:
New posts
Contact Us
Menu
Log in
Register
Install the app
Install
Forums
Really good
Life
Water, Water, Every Where — And Now Scientists Know Where It Came From
JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding.
You are using an out of date browser. It may not display this or other websites correctly.
You should upgrade or use an
alternative browser
.
Reply to thread
Message
<blockquote data-quote="cheryl" data-source="post: 2527" data-attributes="member: 1"><p><a href="https://www.npr.org/2020/08/27/906654225/water-water-every-where-and-now-scientists-know-where-it-came-from" target="_blank"><strong>Water, Water, Every Where — And Now Scientists Know Where It Came From - NPR</strong></a></p><p></p><p>Water on Earth is omnipresent and essential for life as we know it, and yet scientists remain a bit baffled about where all of this water came from: Was it present when the planet formed, or did the planet form dry and only later get its water from impacts with water-rich objects such as comets? </p><p></p><p>A new <a href="https://science.sciencemag.org/cgi/doi/10.1126/science.abc1338" target="_blank">study</a> in the journal <em>Science </em>suggests that the Earth likely got a lot of its precious water from the original materials that built the planet, instead of having water arrive later from afar.</p><p></p><p>The researchers who did this study went looking for signs of water in a rare kind of meteorite. Only about 2% of the meteorites found on Earth are so-called enstatite chondrite meteorites. Their chemical makeup suggests they're close to the kind of primordial stuff that glommed together and produced our planet 4.5 billion years ago.</p></blockquote><p></p>
[QUOTE="cheryl, post: 2527, member: 1"] [URL='https://www.npr.org/2020/08/27/906654225/water-water-every-where-and-now-scientists-know-where-it-came-from'][B]Water, Water, Every Where — And Now Scientists Know Where It Came From - NPR[/B][/URL] Water on Earth is omnipresent and essential for life as we know it, and yet scientists remain a bit baffled about where all of this water came from: Was it present when the planet formed, or did the planet form dry and only later get its water from impacts with water-rich objects such as comets? A new [URL='https://science.sciencemag.org/cgi/doi/10.1126/science.abc1338']study[/URL] in the journal [I]Science [/I]suggests that the Earth likely got a lot of[B] [/B]its precious water from the original materials that built the planet, instead of having water arrive later from afar. The researchers who did this study went looking for signs of water in a rare kind of meteorite. Only about 2% of the meteorites found on Earth are so-called enstatite chondrite meteorites. Their chemical makeup suggests they're close to the kind of primordial stuff that glommed together and produced our planet 4.5 billion years ago. [/QUOTE]
Verification
Post reply
Forums
Really good
Life
Water, Water, Every Where — And Now Scientists Know Where It Came From
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.
Accept
Learn more…
Top