Science ❯ Geochemistry

Isotope Analysis

Nitrogen Isotopes Platinum-Group Metals Ruthenium Isotopes Hydrothermal Reactions Chlorine Isotopes Lutetium and Hafnium Rare Metals Sulfur Isotopes Extraterrestrial Materials Calcium Isotopes

4 ARTICLES

3w ago

Study Identifies Chicxulub Impactor as Rare CO Carbonaceous Chondrite

High-precision nickel isotope data point to a low-sulfur, Ornans-type meteorite and shift attention to atmospheric fine debris as the key extinction agent

10 ARTICLES

9mo ago

New Insights into the Messinian Salinity Crisis Reveal Mediterranean's Massive Water Loss

29 ARTICLES

last yr.

New Study Traces Dinosaur-Killing Asteroid's Origin to Outer Solar System

Isotope Analysis

Study Identifies Chicxulub Impactor as Rare CO Carbonaceous Chondrite

PNAS Study Finds Rare Water-Rich Meteorite Relics in Chang'e-6 Far-Side Samples

Megalodon Was a Flexible Supercarnivore, New Study Shows

New Study Reveals Australopithecus Had a Predominantly Plant-Based Diet

New Insights into the Messinian Salinity Crisis Reveal Mediterranean's Massive Water Loss

New Study Traces Dinosaur-Killing Asteroid's Origin to Outer Solar System