Selected recorded lectures

Colloquium lecture: "Discoveries in the Kuiper Belt, and how satellites will make future discoveries harder"
Case Western Reserve University, Department of Physics (remote), Nov 2023

Colloquium lecture: "Megaconstellations are Ruining the Night Sky for Everyone"

University of Colorado, Boulder, Dept. of Astrophysical and Planetary Sciences (remote), Oct 2022

Colloquium lecture: "Megaconstellations are About to Ruin the Night Sky for Everyone"

Queen's University Dept. of Physics (remote), Oct 2021

Interview and public lecture: "Blinded by the Light"

Space Cafe/Project Ploughshares (remote), Sep 2021

Video lesson+activity for kids: our solar system and exoplanets

Jun 2021

Panelist for "Losing the Sky" International Event

Jun 2021

Lecture for amateur astronomers in Edinburgh, UK about Planet 9

Astronomical Society of Edinburgh (remote), May 2021

Lecture for physics undergraduates: "Planet 9 or Planet Nein?"

Canadian Association of Physicists Virtual Lecture Tour, Feb 2021

Invited opinion articles

Bright satellites are disrupting astronomy

Nature News & Views, Oct 2023

Op-Ed: Satellites may devastate research astronomy. How we can save the night sky for science

Los Angeles Times, Jan 2022

Selected press related to my research

Satellite pollution

New York Times Magazine, Nov 2023

New York Times, Oct 2023

MIT Tech Review, Oct 2023

CBC Saskatchewan, Jun 2023

CBC Saskatchewan The Afternoon Edition, Jun 2023

MIT Tech Review, Mar 2023

Newsweek, Feb 2023

Scientific American, Jun 2022

Today FM radio (New Zealand), May 2022

CTV Regina, May 2022

Dubai Eye radio (Dubai), Apr 2022

CNN, Apr 2022

Yale Scientific Magazine, Mar 2022

Physics Today, Feb 2022

Scientific American, Feb 2022

CBC national science news, Feb 2022

New York Times, Feb 2022

Busan Morning Wave Radio (South Korea), Dec 2021

Wired Magazine, Dec 2021

CBC As It Happens (with Carol Off!), Dec 2021

EarthSky, Sep 2021

New Scientist, Sep 2021

CBC Saskatchewan radio, Sep 2021

Science News, Aug 2021

New Scientist, Aug 2021

Scientific American, Jun 2021

SkyNews, Mar 2021

NPR All Things Considered, Feb 2021

NPR Great Plains (Kansas), Feb 2021

CBC The National, Dec 2020

CBC Saskatchewan radio, Nov 2020

Planet 9 and the Kuiper Belt

Physics World, Sep 2023

New Scientist, Nov 2021

Science News, Feb 2021

Nature News, Feb 2021

Science Magazine, Feb 2021

Axios Magazine, Jul 2020

U. Regina's Discourse Research Magazine, May 2020

Prairie Dog Magazine, October 2019

Scientific American, June 2017

Scientific American, October 2016

Nature News, March 2016


National Geographic, May 2023

Sky & Telescope, May 2023

Comet Bernardinelli-Bernstein

Mashable, Jun 2021

Gizmodo Magazine, Jun 2021

New Scientist, Jun 2021

Night sky viewing and recent space news for the general public

CBC Saskatchwan Blue Sky, Mar 2023

CBC Saskatchwan, Jan 2023

CTV Regina, Jan 2023

CBC Saskatchewan The Morning Edition, Sept 2022

CBC Saskatchewan The Afternoon Edition, Dec 2021

CTV Regina, Nov 2021

CBC (TV), Aug 2021

CBC Saskatchewan The Morning Edition, Jan 2021

CBC Saskatchewan The Morning Edition, Aug 2020

CBC Saskatchewan The Morning Edition, Jul 2020


CBC Saskatchewan, March 2019

tau Ceti

Scientific American, January 2015

Podcast interviews

Distributed Future Podcast, Apr 2023

"Go Far, Together" Podcast for University of Regina, Mar 2023

SpacePod Podcast, Jul 2022

Tim Dowling Podcast, Feb 2021

My science writing for the general public

Satellite Pollution

Soon, 1 out of every 15 points of light in the sky will be a satellite

The Conversation Canada, Nov 2021

It's not too late to save the night sky, but governments need to get serious about protecting it

The Conversation Canada, Jun 2021

SpaceX's Starlink satellites are about to ruin stargazing for everyone

The Conversation Canada, Nov 2020

Planet 9, the Kuiper Belt and exoplanets

The Curious Case of Fomalhaut b

Astronomy by Night newsletter, Jun 2023

Discovering Kuiper Belt Objects

Astronomy by Night newsletter, Apr 2023

Previously thought to be science fiction, a planet in a triple-star system has been discovered

The Conversation Canada, Mar 2021

Why astronomers now doubt there is an undiscovered 9th planet in our solar system

The Conversation Canada, May 2020

For Kids

Curious Kids: Why does it matter if Pluto is a planet or a dwarf planet?

The Conversation Canada, Jun 2022

Curious Kids: Why are the northern lights only spotted near the North Pole?

The Conversation Canada, Oct 2021

Curious Kids: Is Pluto a planet or not?

The Conversation Canada, Apr 2020

Astronomy and Environmentalism

How space exploration became a wake up call on climate change

America Magazine, Jul 2019