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Grass of Parnassus – Parnassia palustris
Grass of Parnassus – Parnassia palustris

Grass of Parnassus is a white-flowering, single stem plant often growing in marshy or boggy areas (often called bog star). It has 5 white petals and a long stem.

Aurora borealis in the twilight. April 22, 2021 - Fairbanks, Alaska
April 22, 2021 – Aurora Borealis

Midnight view through the forest on April 22, 2021 There are only two more days before the darkest it gets in Fairbanks is nautical twilight, when only the brightest stars are visible and the Sun dips no more the 12...

April 18, 2021 - Aurora Borealis over Fairbanks, Alaska
April 17-18, 2021 – Aurora Borealis

Last night may have been the best aurora displays I've seen in years. And it was persistent. When I first walked out there was a bright band in the southern sky. About 10 minutes later the sky erupted in low-altitude...

April 16-17 – Aurora Borealis
April 16-17 – Aurora Borealis

April 16, 2021. In Fairbanks, we have to say goodbye to the aurora in April. We’ve already begun the time when the Sun dips no more than 18 degrees below the horizon at night (astronomical twilight). In a week, it...

Wild and Trailless – Denali National Park
Wild and Trailless – Denali National Park

It wasn't easy to decide to post some route info and GPS data from my backcountry trips in Denali National Park. The National Park Service asks specifically not to share GPS tracks socially. It's probably the only rule I've broken...

Alpine azalea (Kalmia procumbens) a wildflower in Alaska
Alpine Azalea – Kalmia procumbens

The alpine azalea is a mat-forming evergreen shrub found in subarctic, circumpolar regions in North America. Flowers are 5-petaled, pink, with 5 stamen. The plant is very toxic.

Snow arnica, arnica griscomii
Snow Arnica – Arnica griscomii

Snow arnica, also commonly known as frigid arnica is a yellow flowering plant common in open and alpine areas in Alaska and northwestern Canada.

Water arum – Calla palustris
Water arum – Calla palustris

The water arum, or wild calla, is semi-aquatic plant typically with a large white bract and large leaves. It is mostly poisonous and can be dangerous to pets when planted ornamentally.

aurora on March 13, 2021
March 13, 2021 – Aurora Borealis and Plumbing

Aurora Borealis Blog The fast solar wind stream from a southern coronal hole continues, and we continue to benefit from its impact on Earth's magnetic field! Aurora emerging over the trees | Purchase Print The aurora was a bit brighter...

March 12, 2021 Aurora Borealis
March 12, 2021 Aurora Borealis

Aurora over Fairbanks | Purchase Print Earth has entered a fast solar wind stream from a coronal hole sparking some nice northern lights last night! After a spike in plasma density about a day ago, the solar windspeed slowly sped...

Nakedstem Wallflower – Parrya nudicaulis
Nakedstem Wallflower – Parrya nudicaulis

The nakedstem wallflower or parry's wallflower is native to Alaska and Northern Canada, and Asia. It has a raceme of violet, showy flowers and long basal leaves.

Our Alaska – Indiegogo Campaign
Our Alaska – Indiegogo Campaign

Today I launched an Indiegogo campaign to help raise funds for this website.

Aurora Borealis – February 19-21, 2021
Aurora Borealis – February 19-21, 2021

Aurora borealis displays February 19-21 in Fairbanks, Alaska. Geomagnetic storms sparked from a fast solar wind from a coronal hole have provided us with great northern lights!

Western Columbine – Aquilegia formosa
Western Columbine – Aquilegia formosa

The western columbine is a plant with a showy red and yellow flower found in moist soils in the western United States and Canada.

Winter Sights – Fairbanks
Winter Sights – Fairbanks

Auroral band behind the trees | Purchase Print We've had some wonderful winter sights, and a handful of light shows so far this winter. This is my 11th full winter in Fairbanks, marking a full solar cycle living in Alaska....

Project 365: 2021
Project 365: 2021

Project 365: I'm taking a photo a day throughout 2021.

Northern Jacob’s Ladder – Polemonium boreale
Northern Jacob’s Ladder – Polemonium boreale

Northern Jacob's Ladder (Polemonium boreale) is a small perennial herb with purple or blue flowers and hairy pinnate leaves. It is somewhat rare, growing in alpine, rocky areas.

Largeflowered Wintergreen
Largeflowered Wintergreen – Pyrola grandiflora

The largeflowered wintergreen (Pyrola grandiflora) is an evergreen perennial with circumboreal distribution. It has a long stem with a raceme of 4-12 white, 5-petaled flowers.

New Flickr Groups
New Flickr Groups

The past few months, I've been re-vamping my presence on Flickr. I've certainly waxed and waned in my usage of the photo-sharing platform over the last 11 years, but frankly, that's where I first started sharing photos online. After all...

Intro To Darktable 1 – My Lightable Workflow
Intro To Darktable 1 – My Lightable Workflow

My first intro to Darktable, raw photo editing software. Covering a basic workflow for organizing, tagging, rating, and labeling photos pre-processing.

Shoot in RAW
Shoot in RAW

When and why you should (or shouldn't) shoot in raw. Photography and aurora photography tutorials.

Honesty in Aurora Photography
Honesty in Aurora Photography

I've heard a few stories recently about disappointed "aurora tourists". Do the photos really look like what you see in social media? My article on honesty in aurora photography.

Arctic sweet coltsfoot – Petasites frigidus
Arctic sweet coltsfoot – Petasites frigidus

Arctic sweet coltsfoot is a white-flowering plant with many flowering heads. It is found in northern latitudes in North America, Europe, and Asia.

Review: Gregory Alpinisto Pack (35 and 50)
Review: Gregory Alpinisto Pack (35 and 50)

My review of the Gregory Alpinisto 35 and 50 liter backpacks. These are great packs for skiing, snowshoeing, or any winter sport with lots of useful features for a pretty streamlined pack.

Woolly Geranium – Geranium erianthum
Woolly Geranium – Geranium erianthum

The woolly geranium (or northern geranium, cranesbill) is a tall purple-flowered perennial native to Alaska, parts of Canada, and Asia. Photos and identification info.

aurora borealis over fairbanks alaska
What Causes the Aurora

A basic, yet comprehensive explanation of what causes the aurora. Tying together the solar wind, geomagnetic field, Van Allen belts, atomic energy states, and the electromagnetic spectrum.

Review: Tokina 11-16mm f/2.8 AT-X116 Pro DX II Digital Zoom Lens
Review: Tokina 11-16mm f/2.8 AT-X116 Pro DX II Digital Zoom Lens

My review of the Tokina 11-16mm f/2.8 wide angle lens. A great lens for aurora and night sky photography! Gallery with some sample images.

Mountain death camas – Anticlea elegans
Mountain death camas – Anticlea elegans

Mountain death camas is a lily-like white flowering plant in moist grasslands. The whole plant is very toxic to humans and livestock.

Mountain harebell – Campanula lasiocarpa
Mountain harebell – Campanula lasiocarpa

Mountain harebell is a small, flowering alpine plant typically 5-15 cm (2-6 in) tall. The flower is a solitary violet upright bell about 2.5-4 cm (1-1.5 inches) long.

Arctic Daisy – Chrysanthemum arcticum
Arctic Daisy – Chrysanthemum arcticum

The arctic daisy (Chrysanthemum arcticum) is a 10-45 cm (4-18 in) tall perennial herb with white ray florets and yellow disk florets.

Plotting Simple Functions
Plotting Simple Functions

The following are a few examples of how to create a simple plot in Matlab/Octave, Python3, and Julia. I made a similar look between all three programs, trying to keep each as close to the defaults as possible, although all...

A hiker on the Gulkana Glacier
Late summer day hikes around Fairbanks

Late summer day hikes around Fairbanks in 2020. Photos from the Gulkana Glacier, Nome Creek, Creamer's Field, and Angel Rocks.

Ice Crystals in R-Channels
Ice Crystals in R-Channels

Photos and brief description of ice crystal growth in an R-channel, or Röthlisberger style subglacial channel in winter - Castner Glacier - Alaska Range

Bitter fleabane – Erigeron acris
Bitter fleabane – Erigeron acris

Bitter fleabane or blue fleabane is a flowering herbaceous plant with many small, purple flowers. It goes to seed like a dandelion with many fine white filaments.

Mt. Healy, High Blood Pressure, and Not COVID – July 2020
Mt. Healy, High Blood Pressure, and Not COVID – July 2020

In late July, Cat and I attempted to hike Mt. Healy via Bison Gulch, just south of Healy, Alaska. It gets added to the list of failed attempts on my list for 2020. This just isn't a good year. This...