Biologists have reaffirmed a century-old law that said evolution cannot reverse itself.
54370
Biologists reaffirm that evolution cannot reverse itself
22408
Facts are stubborn things
106557
A new solution to an old debate on why species hybrids can be more vigourous than their parents
8742
Neanderthals were separate species
3507
Change is positive
80912
Neanderthals could innovate on their own
42979
Results cannot be achieved overnight:
77091
Humanity must preserve itself in order to live for thousands of years
86088
Scientists announce discovery of new species
111579
Oncogene has similar biochemical functions in ancestral metazoan and in humans
49324
Change 'can be positive'
20437
Conflict between science, society remains:
4023
Human sperm gene is 600 million years old
153139
The more things change...
71605
Extinctions will unshackle deadlier infections
108861
Ability of plants to turn sunlight into energy has been successfully mimicked by scientists
62447
Family law experts say 50-50 rule doesn't work