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Science
Where The Universes Are
By Paul Adams Posted on 10.13.2008 21 CommentsOnce again, you ask and you answer, in the latest installment of our FYI Live feature. This week, Edward Owens has a poser: "Our universe as far as we know is finite; space is infinite as far as we know. Does anyone think there is another universe, or more out there?" What do you think? Post your answers below.
Science
One in Four Mammals May Soon Be Extinct
By Abby Seiff Posted on 10.7.2008 4 CommentsAs human populations grow, pollution soils the environment and infrastructure develops, our natural habitat suffers. This may sound familiar, but scientists sent a resounding message today when they announced in a comprehensive five-year global wildlife review that these human-based causes and more are threatening one in four of the world's 5,487 known mammal species and have put 188 species in the critically endangered category.
Technology
Developing Lasers for the Battlefield
By Paul Adams Posted on 10.7.2008 16 CommentsLaser weaponry is a hot topic lately (excuse the pun), especially for those who question the ethics of using them on the battlefield. In late September, the Senate approved a Defense Authorization Bill that would provide new funding for military laser weapons.
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December 2009: Best of What's New
In our December issue, Popular Science names the 100 best innovations of the year: bombproof wallpaper, self-parking cars, the fastest helicopter, and 97 more. Plus inventor profiles and videos.
Check out the best of what's new here.
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