Cyanea Capillata By Alexander Semenov 

Cyanea Capillata By Alexander Semenov 
Cyanea Capillata By Alexander Semenov 
Cyanea Capillata By Alexander Semenov 
Cyanea Capillata By Alexander Semenov 

Cyanea capillata by Alexander Semenov 

More Posts from The-sleepy-chemist and Others

9 years ago

You may be surprised about what you are ACTUALLY eating!

10 years ago

We Are Built To Be Kind

Greed is good. War is inevitable. Cooperation is for suckers. 

Whether in political theory or popular culture, human nature is often portrayed as selfish and power hungry. UC Berkeley psychologist Dacher Keltner challenges this notion of human nature and seeks to better understand why we evolved pro-social emotions like empathy, compassion and gratitude.

Subscribe to Fig. 1 on YouTube

10 years ago
Giant Centipede - Scolopendra subspinipes

Giant Centipede - Scolopendra subspinipes

Scolopendra subspinipes (Scolopendromorpha - Scolopendridae) is a really huge and fast growing centipede that can exceed 20 cm in length. They are voracious, strictly carnivores, and also poisonous, feeding mostly on small insects, spiders, earthworms, and other arthropods.

Scolopendra subspinipes is cosmopolitan in tropical and subtropical regions of the world, where these animals serve an ecologically important role as soil and leaf litter predators.

The sting of this centipede reportedly causes intense pain, burning, swelling, and erythema.

References: [1] - [2] - [3]

Photo credit: ©Melvyn Yeo | Locality: not indicated (2013) 

10 years ago

20 THINGS YOU SHOULD DO EVERYDAY 1. Wake up earlier. Not only does this improve productivity but it also gives you more time to make a good, hearty breakfast. 2. Make your bed. Let’s be real, being welcomed to a tidy bed after a long day at work/school (or a long day in general) is probably the best feeling anyone will ever experience. 3. If you want, spend a little more time on your appearance. Take some time choosing an outfit, applying make up or whatever. Do what helps you boost your confidence and self-esteem. 4. Stay hydrated, folks. Keep a bottle of water with you wherever you go. 5. Stretch everyday or start yoga (or do both, why not?) 6. Create a playlist consisting of songs that make you happy and listen to it. Listen to songs for the mood you want to be in, instead of the mood you are in. 7. Compliment at least one person per day. This could be an acquaintance, co-worker, class mate, stranger, whoever! 8. Use your manners. If someone holds the door for you, lets you go first etc, they did it voluntarily and didn’t have to do it, so a “thank you” wouldn’t hurt. 9. Eat your fruit and vegetables and always choose the healthy version over the junk food. 10. Have a good laugh. Catch up with friends, watch some ‘Parks and Recreation’, go see some stand-up comedy, reminisce about funny moments that have happened to you. You don’t need to be a doctor to know that humour has many benefits. 11. Be optimistic. Always look at the positives. There’s no point on focusing on the negatives because that isn’t going to help anyones mood at all. 12. Exercise. It doesn’t have to be anything to intense. A run around the block, a walk with your dog or even a ‘Just Dance’ session will do the job.  13.Bring a book/magazine or collect the daily newspaper with you. Spend you spare time reading. 14. Try and learn something new everyday. This can either be an interesting fact you saw online or a new skill someone taught you. 15. Help others when you are able to. Help your classmates with school work or offer to help you struggling neighbour lift those heavy objects. 16. Stop procrastinating. No matter how unmotivated you are to, push yourself and complete what you need to complete. Do what you gotta do. You know you’ll love yourself for doing it. 17. Drink some tea, because that stuff is goooooood (and also beneficial). 18.Make time to do things that help you relax, whether that’s painting, having baths, doing you nails or going for a run. 19. Don’t dwell on your mistakes, but instead grow and learn from them. 20. And lastly, be kind to yourself. If you love who you are, everyone else will

Chloe for Native Moon Magazine (via nativemoonmag)

8 years ago

Why Sequencing DNA in Space is a Big Deal

… And How You Can Talk to the Scientists Who Made It Happen

image

Less than one month ago, DNA had never been sequenced in space. As of today, more than one billion base pairs of DNA have been sequenced aboard the International Space Station, Earth’s only orbiting laboratory. The ability to sequence the DNA of living organisms in space opens a whole new world of scientific and medical possibilities. Scientists consider it a game changer. 

image

NASA astronaut Kate Rubins, who has a background in genomics, conducted the sequencing on the space station as part of the Biomolecule Sequencer investigation. A small, commercial, off-the-shelf device called MinION (min-EYE-ON), manufactured by Oxford Nanopore Technologies in the UK, was used to sequence the DNA of bacteria, a virus and rodents. Human DNA was not sequenced, and there are no immediate plans to sequence human DNA in space. 

image

(Image Credit: Oxford Nanopore Technologies)

The MinION is about the size of a candy bar, and plugs into a laptop or tablet via USB connection, which also provides power to the device. The tiny, plug and play sequencer is diminutive compared to the large microwave-sized sequencers used on Earth, and uses much less power. Unlike other terrestrial instruments whose sequencing run times can take days, this device’s data is available in near real time; analysis can begin within 10-15 minutes from the application of the sample.

image

Having real-time analysis capabilities aboard the space station could allow crews to identify microbes, diagnose infectious disease and collect genomic and genetic data concerning crew health, without having to wait long periods of time to return samples to Earth and await ground-based analysis.

The first DNA sequencing was conducted on Aug. 26, and on Sept. 14, Rubins and the team of scientists back at NASA’s Johnson Space Center in Houston hit the one-billionth-base-pairs-of-DNA-sequenced mark.

image

Have more questions about how the Biomolecule Sequencer works, or how it could benefit Earth or further space exploration? Ask the team of scientists behind the investigation, who will be  available for questions during a Reddit Ask Me Anything on /r/science on Wednesday, Sept. 29 at 2 p.m. EDT. 

The participants are:

Dr. Aaron Burton, NASA Johnson Space Center, Planetary Scientist and Principal Investigator

Dr. Sarah Castro-Wallace, NASA Johnson Space Center, Microbiologist and Project Manager

Dr. David J. Smith, NASA Ames Research Center, Microbiologist

Dr. Mark Lupisella, NASA Goddard Space Flight Center, Systems Engineer

Dr. Jason P. Dworkin, NASA Goddard Space Flight Center, Astrobiologist

Dr. Christopher E. Mason, Weill Cornell Medicine Dept. of Physiology and Biophysics, Associate Professor

8 years ago

“i should drink more water” i remind myself, halfway through my fifth coffee

7 years ago

nem sirok csak 65ezren belementek a szemembe

A crowd of 65,000 sings ‘Bohemian Rhapsody’ perfectly while waiting for a Green Day concert

7 years ago

Roses are red Your titriant is pink You failed Go throw your diploma in the sink

Roses are redYour titrant is pinkYou’re not within 2% of the actual valueYou automatically drop a full letter grade on this assignment because achem is a bitch

8 years ago

Two years ago, a goddamn blue (yes, blue) dress got the world into a tiz over colour perception, and in November last year, it was a pair of blue and black (or are they white and gold?) Havaianas that divided families and friendships worldwide.

Now a Japanese psychologist has created another mind-warping colour illusion by swapping the red pixels for grey ones in a photo of a strawberry tart, demonstrating once again that our brains have the final say on colour.

Akiyoshi Kitaoka from Ritsumeikan University in Japan stirred up a storm recently by tweeting a filtered photo of a strawberry tart and announcing there were no red pixels in the picture, contrary to what it might look like.

Continue Reading.

8 years ago
COFFEE STAIN UNDER A MICROSCOPE

COFFEE STAIN UNDER A MICROSCOPE

Vin Kitayama, an artist and environmental researcher, created this image from something fairly mundane: an evaporating drop of espresso. Kitayama placed the drop on a microscope slide and then snapped pictures through a polarized light microscope at 4× magnification. As the coffee dried, solid compounds that were dissolved in the coffee, such as caffeine and chlorogenic acid, started forming small crystals. In the polarized light, these crystals shimmered different colors. The image won 9th place in the Nikon Small World photomicrography competition.

Credit: Vin Kitayama

More Chemistry in Pictures and C&EN content:

U.S. Senators Push for Ban on Caffeine Powder

Caffeinated Cocrystals

Tweaking Coffee’s Flavor Chemistry

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