She and her colleagues created a model that accurately (to 97 %) replicates known historic solar activity (from ice cores, tree ring data, deep sea floor cores, etc.). (legalinsurrection.com)
The key to finding the oldest wrecks, he says, is locating «relic surfaces» that have escaped being buried by sediment, which flows downhill and covers the deep sea floor. (scientificamerican.com)
Ever since their discovery in the late 1970s, the creatures that dwell in the hot, sulfurous hydrothermal vents of the deep sea floor have captivated marine biologists. (scientificamerican.com)