In 1996, researchers led by David McKay, Everett Gibson ... [5 Bold Claims of Alien Life] Even if ALH 84001 did not conclusively prove the existence of life on Mars, the research did benefit ...

I think there is a perception that we have been disproved," said McKay ... of Mars." Schopf remains open to evidence of microbial life in Mars' ancient past — just not in ALH 84001.

But decades later, ALH 84001, like the other meteorites ... that in 1996 the late astrobiologist David McKay decided this 4-billion-year-old piece of Mars showed evidence that the Red Planet had once ...

Mention the words “Mars” and ... Martian life. The team, led by David McKay of the Johnson Space Center in Houston, Texas, announced in the journal Science that ALH 84001 contained numerous ...

Researchers led by David ... McKay of NASA’s Johnson Space Center in Houston, Texas, caused a sensation 13 years ago when they proposed that a chunk of Mars rock found in Antarctica, called ALH ...

"If you did not know this rock was from Mars," she said, "you would conclude that it contains evidence for past life." Until his passing in February 2013, David McKay still believed the magnetite ...

The new study, which was published in the February issue of the journal Astrobiology, does not claim that Yamato 000593 harbors conclusive evidence of life on Mars. But the rock may indeed contain ...

In 1996, a group of scientists reported biogenic evidence in the Allan Hills 84001(ALH84001 ... over life on Mars. In 1996, a group of scientists at Johnson led by David McKay, Everett Gibson ...

the following is a response provided to SpaceRef by the JSC Mars Meteorite Team (David McKay, Kathie Thomas-Keptra, and Everett Gibson) regarding a paper “Magnetite morphology and life on Mars ...

NASA scientist David S. McKay has passed away at the age of 77. McKay may be best-known for research focusing on a meteorite from Mars, ALH84001, and his view that it contained evidence for life ...

View of a purported "fossil" in the famous Mars meteorite known as Allan Hills 84001. Doubters argue that the feature is too small to be a sign of Mars life. View of a purported "fossil" in the ...