25:36

Mountain biking Oracle State Park near Tucson Arizona

32:12

Mountain biking the West Fork of the Black River near Big Lake in the Arizona high country.

02:35

The testate amoeba Arcella: 40x DIC

13:15

First ride on the Fezzari Abajo Peak: Ironwood Loop, Tucson Mountain Park. Flowy low desert ride

03:46

Trithigmostoma Cucullulus with 10, 20, 40x DIC objectives

01:36

Hedriocystis pellucida -- a small amoeba inside of a protective lorica

02:27

Short timewarp on the Pima County (Chuck Huckelberry) bicycle loop

03:02

Heteronema Acus

03:56

Dero Obtusa -- an annelid worm with gills in darkfield and DIC

01:59

The scourge of stinknet in Arizona

03:43

Ophyroglena at 10x, 20x, and 40x DIC

09:00

Tortolita Preserve: Tucson Arizona: mountain biking: MTB: Strong-Arm Saguaro: Fezzari Abajo Peak

04:44

Caenomorpha Medusula video and stills using DIC

01:40

Stylonychia and Chlamydodon population bursts

05:38

Sunrise ride through the saguaro cacti at the Sweetwater Preserve, Tucson AZ

01:30

Vaginicola (and/or Thuricola) at 10 and 20x DIC

29:30

Sewing a PALS-MOLLE bicycle trunk box using a Juki LU-563 and Necchi BU Mira

02:23

Vorticella

08:45

Sewing a large heavy duty tote bag made from ballistic nylon

03:51

Cyclidium Glaucoma at 20x and 40x DIC

08:34

Growing saguaro cacti from seeds: 7.5 yr update, and the history of saguaro migration into the US

14:53

The badlands trail near Catalina/Tucson AZ. Nice Precambrian granite on this low desert trail.

04:57

Several amoebae. Radiosa has rotating pseudopodia?

01:51

Strobilidium at 20x and 40x DIC

03:44

Planctomyces Bekefii: a unique gram negative bacteria

02:44

Euplotes at 10 and 40x DIC

03:38

The amazingly flexible Blepharisma; DIC

07:42

Camera adapter for stereo microscopes without a trinocular port.

08:17

Extreme macro images of a few types of gunpowder for shooters and reloaders

02:03

Bodo Saltans (Pleuromonas jaculans) in DIC and phase contrast

04:24

soap bubble photography at 1x and 5x: PG/VG mixtures

07:06

Moon set behind the transmission towers in the Tucson Mountains using The Photographer's Ephemeris.

04:13

Aeolosoma Hemprichi segmented aquatic worm: DIC imaging

08:16

Spider web colorations

01:59

Mammillaria Grahamii--a neat small cactus growing in the Sonoran desert

08:41

DIY 12V 100W AC microscope lamp power supply using a variable autotransformer (Variac).

05:08

The unassuming desert plant Porophyllum Gracile; Sonoran desert; extreme macro; slender poreleaf

02:46

Vitamin C and Potassium Ferricyanide crystals in polarized light

32:31

Mountain shadow as seen from Tucson AZ on Jan 7, 2016--likely explanation

03:29

Imaging the Klaus Kemp 100-form diatom slide in phase contrast--and a few rocking stereograms

19:44

Six years of growing Saguaro cacti from seeds; Sonoran Desert

28:26

Extreme macro: DIY focus stacking build, WeMacro MicroMate stepping motor, illumination, operation

41:54

The 1970s Leitz Diavert inverted microscope and the 1950s Leitz Heine condenser.

02:20

Saguaro seedling and glowing mushrooms growing together: stacked macro image

10:21

Sewing a marine sunbrella cover for a pop-up camper with an industrial sewing machine.

04:30

Botryococcus braunii: a mostly carbon net neutral biofuel. DIC microscopy

23:43

Butterfly wing scales: extreme macro 20x

23:14

Sundogs and the parhelic arc: taking a closer look into their formation.

03:05

Pilot Vanishing Point closeup of trap door and spring

05:16

Simple box-style speed reducer for an industrial sewing machine