An Archaeopteryx fossil with soft tissue reveals flight features and offers fresh support for Darwin’s theory of evolution.

Orchids don’t always reward their pollinators — sometimes they mislead them. From flowers that mimic insect mates to blooms that smell like rotting fish, orchids have evolved remarkable strategies to ...

Behind the stillness of desert landscapes, cacti appear to be changing in unexpected ways. The cactus on your windowsill may ...

Animals do all sorts of things to attract each other as potential mates. Many birds, for example, produce feathers with elaborate color patterns—from the iridescent plumage of many hummingbirds to the ...

Humans and animals like the same sounds, new research reveals, proving Charles Darwin correct. The findings show that people ...

Humans and animals share a taste for the same sounds, new research has revealed, backing up a theory first suggested by ...

The findings show that people showed preferences for calls other species find the most attractive. The post New research ...

Scientists discover that fast-changing cactus flowers, not size or pollinators, are behind the rapid evolution of new cactus species.

My colleague and I have published a new study of cactus flowers which may help explain the conundrum. For more than a century ...

The cactus on your windowsill may grow slowly, but new research shows that cacti are surprisingly fast at creating new species. Biologists have long thought that pollinators and specialized flowers ...

At the southernmost tip of South America lies a 400,000-acre wilderness once considered too desolate to survive. Now, a ...