
Cosmic bombardment may have opened Earth’s crust for prebiotic chemistry
Biochemistry • Biology • Chemistry • Geosciences • Planetary Science
Easy text A+ A++ 🌙 2 min Home Asteroids and planetesimals regularly bombarded Earth between about 4.6 billion and 3.5 billion years ago, during the Hadean and Archean eons. Because few rocks today are more than 4 billion years old […]













