
Thirty years ago the asteroid impact theory for dinosaur extinction broke upon an unsuspecting world. There was uproar in the scientific community, followed by decades of copious research. Finally, I suggest, the time has come that we should quietly lay the theory to rest. Environmental stress did the damage then just as now.
Volcanic eruptions are one of the many ways in which our planet produces its dazzling variety of sands. Michael Welland experienced one of these events.
The recent discovery of a 4.4 million year old skeleton in Ethiopia has forced a drastic re-think of the hominid family tree and neatly skewered the “chimps are humans too” industry.