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Author: RR Helm

RR Helm is a postdoc studying sea anemones and jellyfish at Woods Hole Oceanographic Institution.
Uncategorized

Video: catching a killer jelly

RR Helm September 19, 2013

One recent Friday morning I received an email that started like this: Dear MBL-ers For your information we can confirm that specimens of Portuguese man o’ wars…

View More Video: catching a killer jelly
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DNA feels like soggy cotton candy: A recipe for a DNA cocktail

RR Helm September 13, 2013

DNA is something I depend on not only in a literal way: it keeps me and my cell mini-peeps running, but also in a figurative…

View More DNA feels like soggy cotton candy: A recipe for a DNA cocktail
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How marine biologists brush their teeth

RR Helm September 9, 2013

Yep, this is how we do it. Every morning and night: And what are these fish to excited about? Perhaps the pickings of an awesome…

View More How marine biologists brush their teeth
Abyss Biology Evolution Genetics Pelagic

The moon jelly’s shocking family secret

RR Helm August 29, 2013

The moon jelly: with its eye-catching looks and mild sting it is a favorite among aquarists, a rising novelty pet, and often featured species on…

View More The moon jelly’s shocking family secret
Biology Fishing Industry & Government Intertidal Life of Science

How horseshoe crabs may have saved your life

RR Helm August 22, 2013

During my first year of grad school I conducted a jailbreak– a fellow grad student and I snuck into the Invertebrate Zoology lab and freed all…

View More How horseshoe crabs may have saved your life
Biology Fishing Pelagic

Breaking News: Dangerous and costly jelly washing ashore in Ireland by the thousands

RR Helm August 21, 2013 jellyfish mauve stinger pelagia noctiluca

Update: exactly three months after I wrote the original article below, this same species has hit yet another salmon farm in Ireland  (21OCT13). It is my…

View More Breaking News: Dangerous and costly jelly washing ashore in Ireland by the thousands
Art Biology Gadgets & Gear Scientist!

The landscape of a sea urchin

RR Helm August 13, 2013

I’ve long thought of echinoderms, a group that includes sea urchins, starfish, and sea cucumbers, to be among the most alien-like animals. I did not,…

View More The landscape of a sea urchin
Art Biology Education Fishing Life At Sea Music Pelagic Pictures and Movies Scientist! Sharks

The Real Shark Week: Diving in with oceanic whitetips

RR Helm August 6, 2013

Discovery Channel’s Shark Week kicked off with a *fake* documentary about sharks, and under normal circumstances this would sink me into a big blue pit of bummer.…

View More The Real Shark Week: Diving in with oceanic whitetips
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The 60 foot long jet powered animal you’ve probably never heard of

RR Helm August 1, 2013

I was living in Africa the first time I saw a pyrosome, and I nearly cried. I was doing research on plankton, which meant long…

View More The 60 foot long jet powered animal you’ve probably never heard of
Adaptations Biology Mating & Reproduction Organisms

Are Jellyfish Immortal?

RR Helm July 2, 2013 buddingdeathHydraimmortalityjellyfishlifespanlongevityPolyp

A species of jelly, Turritopsis dohrnii, is able to cheat death, curling into a ball (signaling the end for most species), only to grow from its own shriveled remains…

View More Are Jellyfish Immortal?

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