Newfound asteroid may be companion to Earth
- * Newfound asteroid is companion to Earth,
An asteroid has probably been following Earth around
the Sun for over a quarter of a million years, two
* Global warming could clobber food pro-
Climate change could have a "potentially
catastrophic" long-term impact on crops, a U.N.
agency is warning.
* "Long lost cousin" of T. rex identified:
Fossils from China point to a brute that rivaled the
fearsome "tyrant lizard" in size, scientists claim.
* Scientists claim first practical "artificial leaf":
A new device could turn every remote home into its
own power station, its developers predict.
* Human prejudice may date back 25 million years
or more, scientists say:
Like people, some of our monkey cousins tend to take
an "us versus them" view of the world, a study has
* Comet had watery past, scientists find:
* Little grains bombarded early Earth relentlessly,
* White dwarfs might be fertile ground for
* Animal deaths in BP spill possibly greatly
* "Junk food" moms may risk having "junk
* America was populated earlier than thought,
* Dinos may have used long necks "vacuum-
* Domestic violence reports found to spike
after sporting upsets:
* Number of years spent obese linked to
* Quartz may be key to understanding quakes:
* Did the universe once have fewer
* Particle smasher might also act as time machine,
* Happy-go-lucky types die younger, study
* Having and walking a dog may make you
* Study: "climate change" less doubted than
* Pain really does help ease guilt, study finds:
* Taste for sweets is more complex than we
knew, scientists say:
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!
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,
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.)
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.