Related topics: comet

New corrosion protection that repairs itself

Skyscrapers, bridges, ships, airplanes, cars—everything humans make or build sooner or later decays. The ravages of time are known as corrosion; nothing is safe from it.

How plantains and carbon nanotubes can improve cars

A luxury automobile is not really a place to look for something like sisal, hemp, or wood. Yet automakers have been using natural fibers for decades. Some high-end sedans and coupes use these in composite materials for interior ...

New insights into the polymer mystique for conducting charges

For most of us, a modern lifestyle without polymers is unthinkable… if only we knew what they were. The ordinary hardware-store terms we use for them include "plastics, polyethylene, epoxy resins, paints, adhesives, rubber"—without ...

Activity continues on the Sun

(Phys.org) —Solar activity continued on May 14, 2013, as the sun emitted a fourth X-class flare from its upper left limb, peaking at 9:48 p.m. EDT.

At the heart of Hartley-2, a new breed of comet?

(PhysOrg.com) -- At the heart of every comet lies a remnant of the dawn of the solar system. Or is that remnants? Astronomers don't know, but the answer would give them a clearer picture of exactly how comets were born eons ...

Researchers gain new insights into Comet Hartley 2

(PhysOrg.com) -- A tumbling comet nucleus with a changing rotational rate has been observed for the first time, according to a new paper by a Planetary Science Institute researcher.

Terrifying pterosaurs were fragile in flight

Pterosaurs, the largest creatures ever to take to the skies, were adept fliers in a balmy breeze but would have crashed in stormy weather, according to a study published Wednesday.

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