Portable Oxygen: Basic Purchase Advice

Oximeters reveal that more of us need oxygen than not.

Building the Bearhawk LSA

The start of a long, enjoyable tale.

Record Breaker

Setting the round-trip USA aviation speed record in an RV-6A. By Jeremiah D. Jackson.

Insurance And Training

Just because you built it, doesn't mean you're ready to fly it. By Scott Sky Smith.

Crewing at Reno

A window into air racing.

Building the Bearhawk LSA

Working on the wings.

Speed Deburring

Why turn a hand crank when electrons work so cheap?

Avidyne IFD540 vs. Garmin GTN 750

Understanding the differences between these highly capable GPS navigators.

Rapid Prototyping and Experimental Design

CNC mold blank fabrication, part 1.

Supercharging: The Turbo Alternative

Bill Beaton chose a centrifugal supercharger for racing and cruising.

In Case You Missed it

Free Flight

The words "test pilot" conjure images of steely-eyed derring-do, but the reality is often a world away from all that.

2018 Homebuilt Aircraft Directory

So you want to buy or build an Experimental Aircraft? Heres how to find the perfect project. Introduction Directory compiled by Omar Filipovic.

Tools for Homebuilders, Part 1

Terry Edwards covers some of the less-often discussed aspects of homebuilding, from the decision-making processes, to the best sources for assistance to choosing a project director (and deciding if you need one).

Vacuum Bagging for Homebuilders

Pleats, punctures and vacuum loss, oh my! Patrick Thomson addresses all of these potential problems and more in the last installment of his series on vacuum bagging at home.