Latest from Bob McDonald
Analysis
New evidence of recent volcanic activity on Mars raises the possibilities of subterranean life
Bob McDonald's blog: Recent volcanic eruption and ongoing seismic activity in the same region on Mars suggests the planet is far from a cold, inactive world
Analysis
Falling rocket booster points to lack of regulations on space junk
Bob McDonald's blog: There are no international laws to control potentially dangerous orbital debris.
Analysis
This mission to deep space could last a lifetime — or even more
Bob McDonald's blog: Planning a mission to be handed off to future generations represents wonderful foresight in science
Analysis
First breathable air produced on another planet
Bob McDonald's blog: An experiment on the Mars Perseverance rover produced oxygen from carbon dioxide sucked out of the thin Martian air.
Analysis
A new era of flight on other worlds
Bob McDonald's blog: Powered flight on Mars could be the first step to atmospheric flight on other planets or moons
Analysis
Suggestions of a new force echo the ancient quest for fundamental elements
Bob McDonald's blog: The quest to understand the nature of matter and reality is ancient — and continuing
Analysis
Solar canal concept could be a win for clean energy and water conservation
Bob McDonald's blog: Solar panels suspended over large irrigation canal networks could generate useful power and reduce losses due to evaporation of water used for irrigation.
Blog
50 years ago, we flew to the moon. Here's why we can't do that today
This week marks 50 years since the first flight to the moon. Quirks & Quarks host Bob McDonald looks at some of the reasons why getting to the moon now, decades later, is harder than ever.
Analysis
Federal report reveals complex changes taking place in our oceans
Bob McDonald's blog: Strategically protecting marine areas could help boost biodiversity, fisheries and help mitigate climate change
Analysis
Birthday balloon inspires speculation about alien life
Habitable planets that don't resemble Earth might host life of a very different kind