Quite an advantage in today’s world.

Biologists like to say that reproduction is the ultimate investment, a costly gamble that shapes everything from lifespan to ...

New research shows that epaulette sharks, often called “walking sharks,” can produce eggs without increasing their overall energy use.

When mammals have offspring, both in the wild and in captivity, new life is celebrated. This is especially true for species ...

New research from James Cook University has made the extraordinary discovery that epaulette sharks can reproduce and lay eggs ...

These “walking sharks” can lay eggs without spending extra energy, rewriting what scientists thought they knew about reproduction.

This story is part of a week-long series on reproduction, from prenatal testing to childfree Reddit. Reproduction is messy. The genetic swaps and recombinations that occur when gametes merge don't ...

This story is part of a week-long series on reproduction, from prenatal testing to childfree Reddit. Bacteria do it. Viruses do it. Worms, mammals, even bees do it. Every living thing on earth ...

Are you familiar with asexual animals? Asexual animals reproduce without involving sex or traditional fertilization. While this might sound strange, it’s actually quite natural—and even helps many ...

Epaulette sharks can reproduce without any measurable increase in energy use, stunning researchers who expected egg-laying to ...