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General Physics Jul 18, 2019

New laws of attraction: Scientists print magnetic liquid droplets

Inventors of centuries past and scientists of today have found ingenious ways to make our lives better with magnets—from the magnetic needle on a compass to magnetic data storage devices and even MRI (magnetic resonance ...

Materials Science Jul 03, 2019

Inspired by snails, researchers invent a reversible adhesive strong enough to hold a person

Superglue is incredibly useful—right until you end up attached to your craft project. But a new adhesive invented by University of Pennsylvania scientists is just as strong as standard superglue, and far more forgiving. ...

Plants & Animals May 15, 2014

How octopuses don't tie themselves in knots

An octopus's arms are covered in hundreds of suckers that will stick to just about anything, with one important exception. Those suckers generally won't grab onto the octopus itself; otherwise, the impressively flexible animals ...

Plants & Animals Sep 25, 2018

The grim, final days of a mother octopus

Octopuses are the undisputed darlings of the science internet, and for good reason. They're incredibly intelligent problem-solvers and devious escape artists with large, complex nervous systems. They have near-magical abilities ...

Plants & Animals Aug 12, 2015

Octopus shows unique hunting, social and sexual behavior

Unlike most octopuses, which tackle their prey with all eight arms, a rediscovered tropical octopus subtly taps its prey on the shoulder and startles it into its arms.

Plants & Animals Jan 28, 2016

Octopuses shed their asocial reputation

Octopuses have generally been viewed as solitary creatures—and their color-changing abilities primarily as a means to hide from hungry predators. But, after binge watching more than 52 hours of octopus TV, researchers reporting ...

Plants & Animals Nov 28, 2013

The secrets of octopus suckers

(Phys.org) —Research published today in the Royal Society journal Interface investigates how octopus suckers help them attach to surfaces and examines how artificial sucker-like materials compare.

Earth Sciences May 07, 2012

Antarctic octopus tells story of ice-sheet collapse

Scientists have long been concerned that the massive West Antarctic Ice Sheet could collapse if global temperatures keep climbing. If it did, sea levels are predicted to rise by as much as five meters.

Cell & Microbiology Jan 06, 2012

RNA editing responsible for colder water survival in octopus

(PhysOrg.com) -- Researchers have discovered that when it comes to the survival of an octopus living in frigid waters, the reasoning is not a difference in the gene DNA but rather a difference in the RNA editing.

Plants & Animals May 23, 2012

Octopuses focus on key features for successful camouflage

Octopuses camouflage themselves by matching their body pattern to selected features of nearby objects, rather than trying to match the entire larger field of view, according to new research published in the open access journal ...

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