Dr. Peter D. Ward is a paleontologist and astrobiologist at the University of Washington recognized for his research on mass extinctions and his co-development of the "Rare Earth" hypothesis, which argues that complex life in the universe may be extraordinarily uncommon. On Art Bell's programs, his book Rare Earth, co-authored with Donald Brownlee, challenged optimistic assumptions about extraterrestrial life and sparked intense scientific and public debate about humanity's place in the cosmos.
The 2003 commemorative archive preserves this guest’s contemporary directory entry. Links and descriptions reflect the original site and may be outdated.
Art Bell welcomes Professor Peter D. Ward, a geological sciences professor at the University of Washington, to discuss his book Rivers in Time and the search for clues to Earth's mass extinctions. Ward presents evidence from ice core records showing that catastrophic climate shifts can occur in as little as ten year...
Art Bell is joined by University of Washington professor Peter Ward, author of Rare Earth, who argues that while microbial life may be common throughout the universe, complex multicellular life is extraordinarily uncommon. Ward explains that building anything beyond bacteria requires a planet to maintain stable cond...
Professor Peter Ward of the University of Washington joins Art Bell to discuss mass extinctions, climate change, and methane threats after coverage of the Terri Schiavo case. Art expresses his view that without a signed document, the courts should err on the side of life. He also reports on a 7.0 earthquake off Japa...
Art Bell opens with breaking coverage of a 6.6 magnitude earthquake that struck Hawaii, then speaks with earthquake researcher Stan Deyo and paleontologist Peter Ward across a broadcast packed with natural disasters and deep science. From Manila, Art reports on widespread damage across the Hawaiian islands, power ou...
Art Bell welcomes back Peter Ward, professor of biology and earth sciences at the University of Washington and NASA Astrobiology Institute investigator, to discuss his book Under a Green Sky and the science of mass extinctions. Ward explains that while the dinosaur extinction 65 million years ago was caused by an as...
Art Bell welcomes paleontologist Peter Ward to discuss mass extinctions, climate change, and the search for extraterrestrial life. Broadcasting from the Philippines, Art opens with a personal immigration nightmare involving lost paperwork by USCIS that has left his wife unable to return to the United States.Professo...
Art Bell welcomes Professor Peter Ward, a biologist and earth scientist at the University of Washington, to discuss the Gulf oil spill and the broader threat of climate change. Ward expresses deep concern about heavy crude sitting unseen on the Gulf floor, comparing it to a massive blob no one is properly investigat...