What If Mammoths Never Went Extinct?

A team of Russian scientists is working hard to resurrect this quintessential Ice Age behemoth. But what if they never disappeared in the first place, and still roamed...

What If Oceans Were Liquid Mercury?

What’s shiny, liquid, conducts electricity and is also the surname of a legendary rock star? You guessed it, mercury. This naturally occurring element has a lot of...

What If We Had Two Suns?

[dx_custom_adunit mobile_id=”RTK_v1lP”] There are sunsets on other planets even more spectacular than the ones on Earth. What if we could see not just one...