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PhysicsVanishing Actor: Physicists unveil first invisibility cloak
The first functional invisibility cloak, which operates at microwave frequencies, has emerged from the laboratory.
By Peter Weiss -
Quirky Cardiology: Crocs’ hearts may aid their digestion
The crocodile's ability to direct oxygen-depleted blood to its stomach may be instrumental in digesting large, bony meals.
By Ben Harder -
ChemistryBack on the Table? Element 118 is served up again
A team of nuclear chemists from the United States and Russia have announced the brief reappearance of element 118.
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Planetary ScienceA sunrise view of Mars
The first high-resolution images sent by the Mars Reconnaissance Orbiter support the notion that water once flowed across much of the Red Planet.