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The latest news from David Evans. If you find any errors or omissions on this site, please contact me at: devans@pct.edu

 

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April in Oz: April 22-29

Posted By David L. Evans, Friday, April 22, 2016
Updated: Thursday, April 28, 2016

April in Oz: April 22-29

Dry land

Does the long-necked echidna still exist?

https://www.sciencenews.org/blog/wild-things/how-animal-poop-could-be-key-solving-echidna-mystery

Full, free essay, images, links from Sci. news

Insects v wildfires

http://www.scientificamerican.com/article/oddly-insect-outbreaks-reduce-wildfire-severity/?WT.mc_id=SA_DD_20160428

Full, free essay from Sci. Am.

Bird survival at end of Cretaceous: going to seed

http://www.cell.com/current-biology/pdfExtended/S0960-9822(16)30249-4

Complete, free pdf, images, linked citations from Curr. bio.

Baby titanosaurs independent after hatching

http://www.nsf.gov/news/news_summ.jsp?cntn_id=138275&WT.mc_id=USNSF_51&WT.mc_ev=click

Press release, image from NSF

All wet

Pretty coral polyps

http://www.the-scientist.com/?articles.view/articleNo/45931/title/Image-of-the-Day--Star-Light/&utm_campaign=NEWSLETTER_TS_The-Scientist-Daily_2016&utm_source=hs_email&utm_medium=email&utm_content=28841016&_hsenc=p2ANqtz--JN2NaCg-LvFZ5UprrX97h6tCJCIgS2wkUYZw6JzqhA968vfzQHuF-d6KvIM7j1TeCu-eq_8aAQmR1QWwWAjG7M3UJ5A&_hsmi=28841016

Short explanation, image from The Scientist

The glowing catshark

http://www.rdmag.com/articles/2016/04/catsharks-increase-glow-dark-depths-researchers-say?et_cid=5253025&et_rid=54713780&location=top&et_cid=5253025&et_rid=54713780&linkid=http%3a%2f%2fwww.rdmag.com%2farticles%2f2016%2f04%2fcatsharks-increase-glow-dark-depths-researchers-say%3fet_cid%3d5253025%26et_rid%3d%%subscriberid%%%26location%3dtop

Complete, free report, image from R&D mag.

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What just sprang up: April 15-22

Posted By David L. Evans, Friday, April 15, 2016
Updated: Wednesday, April 20, 2016

What just sprang up: April 15-22

Thanks to 'net detective Paul Blumstein

Wonderful life (with apologies to S.J. Gould)

The intelligent slime mold

http://blogs.scientificamerican.com/observations/slime-molds-are-smarter-than-you-think/?WT.mc_id=SA_DD_20160419

Short, free item, videos, image from Sci. Am.

Wonders on wings: pollinators

https://www.youtube-nocookie.com/embed/xHkq1edcbk4?rel=0

Free video from TED

Secret of butterflies' migration unlocked?

http://www.washington.edu/news/2016/04/14/scientists-crack-secrets-of-the-monarch-butterflys-internal-compass/

Press release, links from U. Washington

Vertebrates

Hummingbird migration

https://www.sciencenews.org/blog/wild-things/tiny-hummingbirds-can-fly-long-long-way

Full, free essay, image, links from Sci. news

What is the egg's chalaza?

http://www.huffingtonpost.com.au/entry/raw-egg-string-chalaza_us_56d5036ae4b03260bf77ff32

Full, free story, image, links from Huffington post

Some dinosaur species declined before asteroid

http://www.bbc.com/news/science-environment-36073592

Complete, free report, image from BBC

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Strange Spring: April 8-15

Posted By David L. Evans, Friday, April 08, 2016
Updated: Thursday, April 14, 2016

Strange Spring: April 8-15

Thanks to 'net detective Paul Blumstein

Not mammals

Fast biting spider!

http://www.cell.com/current-biology/fulltext/S0960-9822(16)30082-3

Full, free article, images, linked citations from Curr. biol.

The case of the wandering hookworm

http://www.nejm.org/doi/full/10.1056/NEJMicm1509325?query=TOC

Short, free note, images from New Engl. j. med.

43 new species found in Los Angeles

http://blogs.scientificamerican.com/symbiartic/43-new-species-discovered-in-los-angeles/?WT.mc_id=SA_DD_20160414

Full, free story, images from Sci. Am.

Buried biota: beneath the sea floor there is life!

http://www.rdmag.com/news/2016/04/how-deep-does-life-go?et_cid=5219899&et_rid=54713780&location=top&et_cid=5219899&et_rid=54713780&linkid=http%3a%2f%2fwww.rdmag.com%2fnews%2f2016%2f04%2fhow-deep-does-life-go%3fet_cid%3d5219899%26et_rid%3d%%subscriberid%%%26location%3dtop

Complete, free report, image from R&D mag.

Mammals

Jazz piano by hedgehog

http://laughingsquid.com/hedgehog-inadvertently-plays-a-respectable-measure-of-jazz-just-by-walking-atop-piano-keys/

Free videos from Laughing squid

Tiger populations grow

http://wwf.panda.org/wwf_news/?265197/Global-wild-tiger-population-increases-but-still-a-long-way-to-go

Press release, images from WWF

Wolf howls have regional dialects

http://www.scientificamerican.com/podcast/episode/wolves-have-local-howl-accents/?WT.mc_id=SA_MB_20160406

Free audio file, transcript, links from Sci. Am.

Did that mummy wear trainers?

http://www.iflscience.com/editors-blog/1500-year-old-mummy-looks-its-wearing-adidas-trainers

Complete, free report, links, image from IFLScience

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April oddities: April 1-8

Posted By David L. Evans, Friday, April 01, 2016
Updated: Wednesday, April 06, 2016

April oddities: April 1-8

Thanks to 'net detective Paul Blumstein

Vertebrates

240 million year old blood vessels from reptile

http://www.scientificamerican.com/video/polish-scientists-dig-up-240-million-year-old-fossilized-blood-vessels-the-oldest-ever-found/?WT.mc_id=SA_DD_20160405

Free video from Sci. Am.

25 odd factoids to keep you awake thinking about them

http://www.scoopwhoop.com/Facts-That-Sound-Like-Bullshit-But-Are-Actually-True

Website

Arthropods

Parental care from 430 million years ago

http://www.latimes.com/science/sciencenow/la-sci-sn-arthopod-kite-runner-20160404-story.html

Full, free essay, image, link from LA times

305 million year old near-spider

http://www.scientificamerican.com/article/305-million-year-old-almost-spider-unlocks-arachnid-history/?WT.mc_id=SA_DD_20160401

Compete, free report, links, images from Sci. Am.

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Curious: March 25-April 1

Posted By David L. Evans, Friday, March 25, 2016
Updated: Thursday, March 31, 2016

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Equinox oddness: March 18-25

Posted By David L. Evans, Friday, March 18, 2016
Updated: Thursday, March 24, 2016
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Wow: March 11-18

Posted By David L. Evans, Friday, March 11, 2016
Updated: Monday, March 14, 2016

Wow: March 11-18

Thanks to 'net detective Paul Blumstein

Spider v alarm clock: which wins?

http://weirdnews.about.com/od/animalsanimalsanimals/tp/The-Spider-That-Waged-A-Battle-Against-A-Clock.htm

Website, images, links

This dragonfly migrates 9,000 miles

http://www.scientificamerican.com/podcast/episode/this-dragonfly-outmigrates-monarchs/?WT.mc_id=SA_BS_20160311

Complete, free transcript, audio file from Sci. Am.

Tiny, parasitic corpse flower discovered

http://blogs.scientificamerican.com/extinction-countdown/corpse-flower-coconuts/?WT.mc_id=SA_DD_20160314

Full, free essay, links, images from Sci. Am

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Strange March: March 4-11

Posted By David L. Evans, Friday, March 04, 2016
Updated: Thursday, March 10, 2016

Strange March: March 4-11

No backbones

15 different photoreceptors in butterfly's eyes

http://www.rdmag.com/news/2016/03/stunning-15-shades-photoreceptor-found-butterfly-eyes?et_cid=5166246&et_rid=54713780&location=top&et_cid=5166246&et_rid=54713780&linkid=http%3a%2f%2fwww.rdmag.com%2fnews%2f2016%2f03%2fstunning-15-shades-photoreceptor-found-butterfly-eyes%3fet_cid%3d5166246%26et_rid%3d%%subscriberid%%%26location%3dtop

Full, free story from R&D mag.

New octopus species: Casper

http://blogs.scientificamerican.com/artful-amoeba/casper-the-friendly-deep-sea-octopus-who-s-entirely-new-to-science/?WT.mc_id=SA_EVO_20160307

Full, free essay, video, links from Sci. Am.

The hydra's mouth

http://www.upi.com/Science_News/2016/03/09/Tiny-hydra-rips-its-face-apart-to-open-its-mouth/1001457472512/

Short, free item, image, link from UPI

Vertebrates

Religion in chimpanzees?

https://www.newscientist.com/article/2079630-what-do-chimp-temples-tell-us-about-the-evolution-of-religion/?cmpid=NLC%7CNSNS%7C2016-1003-GLOB&utm_medium=NLC&utm_source=NSNSAL

Complete, free report, images, links from New sci.

12 meter croc extinct, turtles come back

http://rspb.royalsocietypublishing.org/content/283/1826/20152840

Full, free article, graphics, linked citations from Proc. roy. soc. B

Not animals

See Death Valley bloom!

http://www.scientificamerican.com/video/death-valley-super-bloom-is-a-rare-desert-wildflower-show/?WT.mc_id=SA_DD_20160310

Free video from Sci. Am.

A fungus among us: oldest land life

http://onlinelibrary.wiley.com/doi/10.1111/boj.12389/full

Complete, free report, linked citations, images from Bot. j. Linn. soc.

Seed banking to determine plant evolution

http://www.scientificamerican.com/article/5-million-u-s-seeds-banked-for-resurrection-experiment/?WT.mc_id=SA_DD_20160310

Full, free essay, links from Sci. Am.

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Current critters: Feb. 26-March 4

Posted By David L. Evans, Friday, February 26, 2016
Updated: Tuesday, March 01, 2016
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Odd and odder: Feb. 19-26

Posted By David L. Evans, Friday, February 19, 2016
Updated: Wednesday, February 24, 2016
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