Latest articles by Lee Pullen
New Lander Could Probe Dwarf Planet Ceres For Life
A lander mission to the dwarf planet Ceres could hunt for life.
Could Life on Earth Have Come From Ceres?
Scientists theorize life on Earth could have come from the dwarf planet Ceres.
Plate Tectonics Could Be Essential for Alien Life
Scientists are weighing the importance of plate tectonics to life on alien planets.
Human Spaceflight Should Drive Evolution
There is fierce debate over the direction humanity should take when exploring the solar system.
Habitable Planets: Four Types Proposed
A new idea proposes that potentially habitable worlds can be split into four categories.
Cold Storage: Moon Might Preserve Alien Life
Some lunar craters may be perfect for preserving samples of life from Earth or Mars.
'Alien' Water Bears Amaze Scientists
Tardigrades' survival in space gives more credence to the panspermia idea.
Earth Hot Spots Spark Alien Ideas
Researchers found hydrothermal vents supporting an extremophile ecosystem.
Drilling Into Alien Oceans
A new method of exploring thick icy sheets and below them has been devised.
Dress Rehearsal for Mars
Life-searching instruments are tested in Rio Tinto for an mission to Mars.
How Mars and Alaska Are Alike
Bucknell professors predicted an important planetary observation.
Strange Asteroid Shapes Explained
A vast database that shows asteroids are shaped by small impacts over time.
Life Found Where You Least Expect It
Microbes can change conditions to make barren areas suitable for life.
