Image: Layers and fractures in Ophir Chasma, Mars

Ophir Chasma forms the northern portion of the vast Mars canyon system Valles Marineris, and this image, acquired on Aug. 10, 2015, by the High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars Reconnaissance ...

Auroras from space look like green ocean waves in new video

Doesn't this make you want to book a trip on the next spaceship? Stunning footage from space here shows what auroras look like from the International Space Station. So many ripples of green. Such awesomeness.

NASA image: Giant landform on Mars

(Phys.org) —Sandy landforms formed by the wind, or aeolian bedforms, are classified by the wavelength—or length—between crests. On Mars, we can observe four classes of bedforms (in order of increasing wavelengths): ...

Risky ripples: Frog's love song may summon kiss of death

Male túngara frogs call from puddles to attract females. The production of the call incidentally creates ripples that spread across the water. Researchers at the Smithsonian Tropical Research Institute in Panama revealed ...

Water impurities key to an icicle's ripples

A group of physicists from Canada have been growing their own icicles in a lab in the hope of solving a mystery that has, up until now, continued to puzzle scientists.

Rethinking surface tension

(Phys.org) —If you've ever watched a drop of water form into a bead or a water strider scoot across a pond, you are familiar with a property of liquids called surface tension.

Rare noctilucent clouds seen over Northern Ireland

Armagh Observatory reports that rare noctilucent clouds were observed over Northern Ireland on the night of the 30/31 May. The so-called "night shining" clouds take various forms ranging from delicate feathery structures ...

Diamonds, nanotubes find common ground in graphene

What may be the ultimate heat sink is only possible because of yet another astounding capability of graphene. The one-atom-thick form of carbon can act as a go-between that allows vertically aligned carbon nanotubes to grow ...

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