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Plants & Animals Jul 15, 2019

Grasshoppers and silkworms have antioxidant capacity similar to fresh orange juice, says study

For the first time, a study has measured antioxidant levels in commercially available edible insects.

Plants & Animals Jul 12, 2019

Why you shouldn't kill your friendly neighborhood spiders

When that itsy-bitsy spider climbs up the spout, resist the urge to stomp it out—even if it makes your skin crawl.

Evolution Jul 8, 2019

The parallel ecomorph evolution of scorpionflies: The evidence is in the DNA

With only a few cases of ethanol to preserve tissue samples for total genomic DNA analysis, a trio covered much ground in the mountains of Japan and Korea to elucidate the evolution of the scorpionfly. The rugged scientists ...

Biochemistry Jul 3, 2019

Mechanism of scorpion toxin inhibition of K+ channel elucidated using high-speed AFM

Agitoxin-2 (AgTx2) from scorpion venom is a potent blocker of K+ channels. Researchers have now observed the binding dynamics of AgTx2 to the KcsA channel using high-speed atomic force microscopy. Single-molecule kinetic ...

Plants & Animals Jun 27, 2019

The two faces of the Jekyll gene

Genes specific to a species or group of species can reflect important genetic changes within lineages. Often, such lineage-specific genes are found to play a role within sexual reproduction, thus promoting reproductive isolation ...

Biochemistry Jun 11, 2019

Researchers synthesize healing compounds in scorpion venom

A scorpion native to Eastern Mexico may have more than just toxin in its sting. Researchers at Stanford University and in Mexico have found that the venom also contains two color-changing compounds that could help fight bacterial ...

Plants & Animals Jun 10, 2019

Scorpions adapt their stinging, stingers and sting contents to minimize costs of venom use

Replenishing venom takes time and energy—so it pays to be stingy with stings.

Environment May 24, 2019

Soil communities threatened by destruction, instability of Amazon forests

The clearing and subsequent instability of Amazonian forests are among the greatest threats to tropical biodiversity conservation today.

Plants & Animals May 24, 2019

New research shows that mites and ticks are close relatives

Scientists from the University of Bristol and the Natural History Museum in London have reconstructed the evolutionary history of the chelicerates, the mega-diverse group of 110,000 arthropods that includes spiders, scorpions, ...

Robotics May 6, 2019

Six ways robots are used today that you probably didn't know about

How many times in the past week do you think your life was affected by a robot?

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