Coming: The sixth mass extinction?Science News for StudentsThese mass-extinction events marked the boundaries between different periods in geologic time. Those species losses reflect a major shift in the planet’s ecology. Clues to these shifts can be seen in the fossils…
Category: Planetary Geology
Correct Frame of reference for Planetary Geology
Coming: The sixth mass extinction? – Science News for Students
Coming: The sixth mass extinction?Science News for StudentsThese mass-extinction events marked the boundaries between different periods in geologic time. Those species losses reflect a major shift in the planet’s ecology. Clues to these shifts can be seen in the fossils…
Coming: The sixth mass extinction? – Science News for Students
Coming: The sixth mass extinction?Science News for StudentsThese mass-extinction events marked the boundaries between different periods in geologic time. Those species losses reflect a major shift in the planet’s ecology. Clues to these shifts can be seen in the fossils…
Coming: The sixth mass extinction? – Science News for Students
Coming: The sixth mass extinction?Science News for StudentsThese mass-extinction events marked the boundaries between different periods in geologic time. Those species losses reflect a major shift in the planet’s ecology. Clues to these shifts can be seen in the fossils…
Coming: The sixth mass extinction? – Science News for Students
Coming: The sixth mass extinction?Science News for StudentsThese mass-extinction events marked the boundaries between different periods in geologic time. Those species losses reflect a major shift in the planet’s ecology. Clues to these shifts can be seen in the fossils…
Coming: The sixth mass extinction? – Science News for Students
Coming: The sixth mass extinction?Science News for StudentsThese mass-extinction events marked the boundaries between different periods in geologic time. Those species losses reflect a major shift in the planet’s ecology. Clues to these shifts can be seen in the fossils…
Lunar Volcanism: How Recent is Recent? – Air & Space Magazine
Lunar Volcanism: How Recent is Recent?Air & Space MagazineUsing just pictures (admittedly very high-quality ones), how do we “date” unvisited places on the Moon and planets and determine their origins? And what exactly do we mean when we give a…
Lunar Volcanism: How Recent is Recent? – Air & Space Magazine
Lunar Volcanism: How Recent is Recent?Air & Space MagazineUsing just pictures (admittedly very high-quality ones), how do we “date” unvisited places on the Moon and planets and determine their origins? And what exactly do we mean when we give a…
Lunar Volcanism: How Recent is Recent? – Air & Space Magazine
Lunar Volcanism: How Recent is Recent?Air & Space MagazineUsing just pictures (admittedly very high-quality ones), how do we “date” unvisited places on the Moon and planets and determine their origins? And what exactly do we mean when we give a…
Lunar Volcanism: How Recent is Recent? – Air & Space Magazine
Lunar Volcanism: How Recent is Recent?Air & Space MagazineWe’d be much more certain in our understanding of the sequence of geological events on the Moon and other planets if we had more samples collected from many different units that are…