World Science: "Forests" may be detectable in distant solar systems

* "Forests" detectable even in distant solar 
systems, scientists suggest:
Once humans start imaging Earth-like planets in
other solar systems, tree-like life forms might also
be detectable, a study proposes.

http://www.world-science.net/exclusives/101204_trees.htm


* Scientists work to make livestock happier -- 
even if it must die:
Making sure farm animals feel good is increasingly
becoming a research priority, not entirely for
altruistic reasons.

http://www.world-science.net/othernews/101208_animals.htm


* Astronomers puzzled by galaxies that formed 
"too early":
Some of the biggest galaxies may have formed
billions of years earlier than current scientific
models predict, scientists report.

http://www.world-science.net/othernews/101125_galaxies


* Low dose aspirin cuts cancer risk, study finds:
But its authors cautioned that not everyone should
take aspirin, as it can boost the risk of serious
bleeding.

http://www.world-science.net/othernews/101207_aspirin


* Microbes made partly of "toxic" chemical 
found:
A discovery highlights the possibility that even
planets with seemingly wrong ingredients could
host life, scientists say.

http://www.world-science.net/othernews/101202_arsenic


ADDITIONAL NEWS:

* Religion gives happiness because of the social 
ties, study claims:
http://www.world-science.net/othernews/101206_religion

* Finding "triples" number of stars in universe:
http://www.world-science.net/othernews/101202_reddwarf.htm

* AIDS falling off media radar, but environment 
rising: study:
http://www.world-science.net/othernews/101130_aids

* Could being too clean lead to allergies?:
http://www.world-science.net/othernews/101129_antibacterial

* Dinos out of way, mammals ballooned to record 
sizes:
http://www.world-science.net/othernews/101126_mammals

* Are the poor better at reading emotions?:
http://www.world-science.net/othernews/101123_emotions

* Test could estimate age of crime suspects from 
bloodstains:
http://www.world-science.net/othernews/101122_age

* Molecule said to underlie benefits of light drinking:
http://www.world-science.net/othernews/101121_notch



****************************************************

World Science homepage
Don't forget to visit our homepage for Science In
Images; links to top science news from other publi-
cations; and other recent World Science stories!

http://www.world-science.net


World Science archives
To new readers especially: you need not miss our ex-
citing past stories, though they won't appear in future
newsletters. See archives for any year by typing that 
year after the homepage address: for example, 

http://www.world-science.net/2007


Invite friends to join World Science!
Click here to open an invitation email you can send 
friends and colleagues so they can join you in sub-
scribing to World Science at no charge. Feel free to 
change the email text (although you might want to 
leave the subscription instructions unchanged.)


More information
This is the World Science newsletter. To cancel your 
subscription, please reply to this email address with
"cancel" in the subject line. To subscribe, write to 
this email address with "subscribe" in the subject 
line. To change the address where you receive the 
newsletter, simply subscribe the new address and 
cancel the old one.
Any World Science article may be reproduced on 
another website, on condition that it is reproduced 
along with a link to the World Science homepage, 
http://www.world-science.net. Linking to the page of 
the original article is optional.