News tagged with shells

Image: Hubble's 'smoky' shells

(Phys.org)—Located in a relatively vacant region of space about 4,200 light-years away and difficult to see using an amateur telescope, the lonesome planetary nebula NGC 7354 is often overlooked. However, ...

dateDec 17, 2012 in Astronomy
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Muscle powers spearing mantis shrimp attacks

Mantis shrimps pack a powerful punch, whether they smash or spear their victims. According to Maya deVries and Sheila Patek from University of California, Berkeley, smasher mantis shrimps power their claws' ballistic blows ...

dateNov 22, 2012 in Plants & Animals
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