Introduction
Exploring Mars: New Discoveries, New Possibilities
by Jesse Emspak

Section 1: Mars 101: What We’ve Found

1.1    Mars in Motion
         by Alfred S McEwen

1.2    Martian Mile-High Mounds Mystery: The Answer Is Blowing in the Wind
         by Shannon Hall

1.3    NASA’s Curiosity Rover Finds Unexplained Oxygen on Mars
         by Robin George Andrews

1.4    Water on Mars May Be Trapped in the Planet’s Crust, Not Lost to Space
         by Jonathan O'Callaghan

1.5    Seismic Ripples Reveal Size of Mars’s Core
         by Alexandra Witze

1.6    Martian Satellite Photos Show Dynamic Planet
         by Clara Moskowitz

1.7    Water on Mars: Discovery of Three Buried Lakes Intrigues Scientists
         by Jonathan O'Callaghan

1.8    Giant Tsunamis Washed over Ancient Mars
         by Alexandra Witze

Section 2: The Search for Life

2.1    How to Search for Life on Mars  
         by Christopher P. McKay & Victor Parro García

2.2    The Search for Life on Mars Is about to Get Weird
         by Leonard David

2.3    Curiosity Rover Uncovers Long-Sought Organic Materials on Martian Surface
         by Adam Mann

2.4    Did Life Sign the Guest Book on Mars?
         by Nina Lanza & Chris Yeager

2.5    Searching for Life in Martian Water Will Be Very, Very Tricky
         by Lee Billings

Section 3: Humans on Mars

3.1    Can Mars Be Made Habitable in Our Lifetime?
         by Robin Wordsworth

3.2    Can Mars Be Terraformed?
         by Christopher Edwards

3.3    So You Want to Terraform Mars?
         by Caleb A. Scharf

3.4    How to Grow Vegetables on Mars
         by Edward Guinan, Scott Engle & Alicia Eglin

3.5    Aerogel Mars
         by Caleb A. Scharf

3.6    Surviving Mars
         by Caleb A. Scharf

3.7    The 1,000 Caves of Mars
         by Caleb A. Scharf

3.8    Is "Protecting" Mars from Contamination a Half-Baked Idea?
         by Michael J. Battaglia

3.9    Will Elon Musk Scuttle the Search for Life on Mars?
         by Lee Billings

Section 4: Have Rocket, Will Travel

4.1    A New Way to Reach Mars Safely, Anytime and on the Cheap
         by Adam Hadhazy

4.2    Flying Saucers for Mars
         by Lee Billings

4.3    SpaceX, That Vision Thing, and Mars
         by Caleb Scharf

4.4    Could Radiation Be a Deal Breaker for Mars Missions?
         by Charles Limoli

4.5    Alone on Mars for 150 Months
         by Caleb Scharf

4.6    Rocks, Rockets and Robots: The Plan to Bring Mars Down to Earth
         by Robin George Andrews

Section 5: Perseverance

5.1    Perseverance Has Landed! Mars Rover Begins a New Era of Exploration
         by Lee Billings

5.2    The First 100 Days on Mars: How NASA’s Perseverance Rover Begins Its Mission
         by Jonathan O'Callahan

5.3    Liftoff! First Flight on Mars Launches New Way to Explore Worlds
         by Alexandra Witze