kjwk to Humanities & Cultures@beehaw.org · edit-22 years agoMarking time. Radiocarbon timestamps left in ancient tree rings by cosmic ray bombardments can date historical events with unprecedented precisionwww.science.orgexternal-linkmessage-square0fedilinkarrow-up14arrow-down10
arrow-up14arrow-down1external-linkMarking time. Radiocarbon timestamps left in ancient tree rings by cosmic ray bombardments can date historical events with unprecedented precisionwww.science.orgkjwk to Humanities & Cultures@beehaw.org · edit-22 years agomessage-square0fedilink