@GaryM

Retired biology teacher. Community science educator (SE Alta). U of Alberta early 70's Zoology graduate. #SciChat #STEM #SciEd #Science Also on Bluesky.

 Medicine Hat, Alberta, Canada
Joined March 2007
  • Tweets128K
  • Following3.8K
  • Followers4.6K
3.6KMedia
Gary McFarlane retweeted
nature
@NatureOct 26
Our survey of nearly 4000 researchers shows that if you're struggling to make ends meet, you're not alone go.nature.com/3UNBdEP

Are salaries getting worse? Many scientists think so

Nature - Nature’s survey of almost 4,000 researchers shows that you’re not alone if you struggle to make ends meet or your last pay rise is a distant memory.

nature.com
2
27
4
77
21,859
The first necks may owe more to the beginnings of walking than to looking around, according to models showing how little our early ancestors could move their heads. scitechdaily.com/why-do-we-h… #palaeontology #biology #science #SciChat
12
Gary McFarlane retweeted
Don Braid@DonBraid7h
Referendum shoots holes in UCP drive for more autonomy. Is Smith's sovereignty pitch dead? Column. calgaryherald.com/opinion/co… #ableg #abpoli #cdnpoli #yyc #yeg #abreferendum

Braid: Referendum results challenge UCP's whole sovereignty agenda

calgaryherald.com
3
3
681
Climate change is amplifying extreme weather conditions across southern Africa. Increasing drought severity is likely to reduce the total number of livestock the landscape can support. theconversation.com/drought-… via @TC_Africa #environment #ecology #ClimateScience #science #SciChat

Drought forces livestock farmers to make tough decisions: our model shows the impact on inequality

Drought is likely to reduce the total number of livestock southern Africa can support, and increase inequality among pastoralists.

theconversation.com
12
We're at the 2nd Canadian Open Science Conference! Visit our poster in CRX Main Hall 5:30-7:30 p.m. to meet our team! #COSC2026 #OpenScience #ResearchImpact #COSC2026 #OpenScience #ResearchImpact
Logo for the 2nd Canadian Open Science Conference held in Ottawa from October 27-29, 2026, featuring a red maple leaf and bilingual text.

ALT Logo for the 2nd Canadian Open Science Conference held in Ottawa from October 27-29, 2026, featuring a red maple leaf and bilingual text.

3
2
67
Despite it being the microscopic engine that makes life on Earth possible, humans have only known about the existence of DNA for about 150 years. interestingfacts.com/dna-fac… #genomics #STEM #SciEd #science #SciChat

6 Amazing Facts About DNA

DNA: Discovered 1869, 3B base pairs. Humans share 98.8% with chimps & have Neanderthal DNA. Double helix discovery was controversial. Genome fully sequenced 2022.

interestingfacts.com
12
Gary McFarlane retweeted
Edzard Ernst@EdzardErnst11h
The effect of Bach flower remedies on hope and quality of life in people with advanced cancer edzardernst.com/2026/10/the-… via @edzardernst

The effect of Bach flower remedies on hope and quality of life in people with advanced cancer

This study evaluated the effect of Bach Flower Remedies Therapy on the hope and quality of life of people with advanced cancer. It was designed as a randomized, triple-blind (1:1) clinical trial in a...

edzardernst.com
2
4
164
New research finds frequent disease outbreaks in B.C. salmon farms, endangering wild salmon. Fish farms are heavily infected with pathogens. theconversation.com/new-rese… #ecology #virology #CdnSci #science #SciChat

New research finds frequent disease outbreaks in B.C. salmon farms, endangering wild salmon

The study raises urgent questions about the federal government’s approach to regulating salmon farms.

theconversation.com
5
3
30
Gary McFarlane retweeted
COPD Canada@COPDCanada7h
Shingles is a viral infection caused by the varicella-zoster virus — the same virus that causes chickenpox. Shingles can affect people with Chronic Obstructive Pulmonary Disease more significantly than healthier adults, for several reasons. Learn more: copdcanada.info/shingles-and…
2
1
36
Gary McFarlane retweeted
Gary McFarlane@GaryM20h
A Moroccan crocodile relative’s teeth resemble those of prehistoric filter feeders, suggesting that different reptile groups independently evolved similar tools for catching tiny aquatic prey. scitechdaily.com/a-bizarre-1… #biology #palaeontology #science #SciChat
1
58
Gary McFarlane retweeted
Chemistry World@ChemistryWorld10h
Intermediate states provide insight into the synthesis process for molecules but they’re not easy to capture. Now, chemists have revealed the fleeting intermediates involved in the synthesis penicillin by using ultrashort x-ray pulses. @AntonyJKing chemistryworld.com/news/x-ra…
7
15
1,405
Gary McFarlane retweeted
Gary McFarlane@GaryM22h
Why do dead bodies move and make noise? The explanation is less zombie apocalypse and more biology. popsci.com/science/why-do-de… #biology #ecology #Halloween2026 #science #SciChat

Why do dead bodies move and make noise?

The explanation is less zombie apocalypse and more biology.

popsci.com
2
24
Gary McFarlane retweeted
Parksy@PfParks7h
All of this👇 And on the weekend the Premier goes on TV and talks about creating some fancy new Prov Operational Control run by ACA… which is what we already had w AHS before the “refocusing” and we’ve desperately needed for the last three yrs… UCP made our HC org FUBAR
@CanadianProtest
@CanadianPro2Oct 26
The government's own $2 million review said AHS spends less on management than other provinces. So the government fired the AHS board. Fired it again. Split AHS into four agencies. Split the Health Minister's job into four. Yes, I got lost there too. My goodness. Here's what happened. In order. With the quotes. AHS: FROM THE BEGINNING, Part C
3
50
102
1,739
Gary McFarlane retweeted
Gary McFarlane@GaryM22h
A few seconds of loading time can push online learners off track. These brief pauses were linked to unfinished assignments, lower scores & less time spent on the site. phys.org/news/2026-10-second… via @physorg_com #SciEd #education #science #SciChat

A few seconds of loading time can push online learners off track

An online lesson takes an extra second to load. The wait may seem trivial, but in a study examining large learning platforms, these brief pauses were linked to unfinished assignments, lower scores...

phys.org
3
1
52
Gary McFarlane retweeted
Dr. Lewicki, PhD@DrLewickiPhDOct 26
One target. One practice run. 💉 A vaccine shows your immune system a germ's shape without the disease, and memory cells keep it for years. How vaccines work, in one song. Grades 6–9. Why does your body fight a germ faster the second time? 👇 #vaccines #scichat
1
1
1
50
Gary McFarlane retweeted
Gary McFarlane@GaryMOct 26
Nearly half of coral species are at risk of extinction & the currently developing super El Niño will further warm an ocean already heated by continuing climate change. nature.com/articles/d41586-0… via @Nature #environment #ecology #ClimateScience #science #SciChat

Can a 'lullaby' save coral reefs from extinction?

Nature - From underwater speakers to growing super-corals, scientists battle to save reefs around the world.

nature.com
3
1
45
Gary McFarlane retweeted
Dr. Lewicki, PhD@DrLewickiPhDOct 26
No nucleus? No problem. 🦠 Bacteria were the first life on Earth and they still outnumber everything alive. Prokaryotic cells in one song, drawn out as you listen. Grades 6–9. Do bacteria have DNA? 👇 #biology #scichat
1
2
2
73
Gary McFarlane retweeted
Gary McFarlane@GaryMOct 26
Do humans really have a ‘lizard brain’ lurking beneath our rational minds? It’s a powerful analogy that captured the popular imagination, but the biological reality is quite different. theguardian.com/science/2026… #neuroscience #biology #Herpetology #science #SciChat

Do humans really have a ‘lizard brain’ lurking beneath our rational minds?

It’s a powerful analogy that captured the popular imagination, but the biological reality is quite different

theguardian.com
2
40
Gary McFarlane retweeted
Science Buddies@ScienceBuddiesOct 26
🎃Plan spooky #STEM exploration with this collection of 24 #Halloween-themed science & engineering activities, from things that foam & bubble to pumpkins in veggie circuits, glowing water, fake blood, and more. sbgo.org/halloween26-tw #halloweenscience #scienceteacher #scichat
Halloween STEM

ALT Halloween STEM

2
2
3
72
Gary McFarlane retweeted
Gary McFarlane@GaryMOct 26
Two U of Alberta physicists traced millisecond swings in Earth’s length of day to the inner core’s gravitational tug on the mantle & their model suggests the solid core deforms in about 10 years. ecoticias.com/en/two-univers… #AbSci #UAlberta #physics #science #SciChat

Two University of Alberta physicists traced millisecond swings in Earth's length of day to the...

Earth's length of day swings a few milliseconds over 60 to 70 years, and a 2026 Nature study ties it to the inner core's gravitational pull on the mantle

ecoticias.com
6
4
67
Load more