Considering the number of fossils attributed to the human lineage, an absence of such fossils for the great African ape lineages raises an obvious suspicion.
A correspondent sends along this remarkable nature video from the BBC and asks a good question.
Some reviews that try to make a book look bad are so ill-informed and malicious that they actually make a good book look better.
Unfortunately, religion has infected science and the result is bad religion and bad science.
A bottleneck of two, or a first pair at our origin older than 500,000 years, is possible.