The truth is out there: Scientists unlock X-Files DNA mystery
Scientists have unlocked a crucial part of the mystery as to how our DNA can replicate and repair itself - something which is essential for all life forms.
Scientists have unlocked a crucial part of the mystery as to how our DNA can replicate and repair itself - something which is essential for all life forms.
Cell & Microbiology
Jun 6, 2016
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1459
During the earliest evolution on earth, life probably resembled one big genetic jumble. At some time, presumably around 3.8 to 3.5 billion years before today, the very first biological species appeared – the ancestor of ...
General Physics
Nov 23, 2015
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324
While looking for life on planets beyond our own solar system, a group of international scientists has created a colorful catalog containing reflection signatures of Earth life forms that might be found on planet surfaces ...
Astronomy
Mar 16, 2015
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808
(Phys.org) —A NASA scientist based at Ames Research Center has compiled a checklist of habitability possibilities for planets or other bodies in the solar system or beyond. In his paper published in Proceedings of the National ...
(Phys.org) —The worm Caenorhabditis elegans is one of the most widely studied creatures. Scientists consider the worm a model organism for exploring animal development including neural development. The reasons are basic; ...
(PhysOrg.com) -- For hundreds of years, researchers from many branches of science have sought to explain the veritable explosion in diversity in animal organisms that started approximately 541 million years ago here on planet ...
Are we all Martians? According to many planetary scientists, it's conceivable that all life on Earth is descended from organisms that originated on Mars and were carried here aboard meteorites. If that's the case, an instrument ...
Space Exploration
Mar 23, 2011
95
0
(PhysOrg.com) -- A senior astronomer with the Search for ExtraTerrestrial Intelligence (SETI) Institute, Dr Seth Shostak, has reported in an article published online that perhaps we should be seeking alien "life forms" that ...
(PhysOrg.com) -- Tiny microscopic creatures commonly known as water bears (also called Tardigrades), along with a few other life forms, will be sent to the Martian moon Phobos to test whether organisms can survive for long ...
An international team of geologists, Earth scientists and mineralogists has found evidence suggesting that volcanic lightning may have fixed huge amounts of atmospheric nitrogen, allowing life on Earth to get its start.