Jesslyn Shields

Jesslyn Shields is a freelance science writer working out of Athens, Georgia. She writes about brand new research for HowStuffWorks. Since 2010, Jesslyn's written science news and content for educational videos, because she loves to always have something new to yammer on about at parties. You can find her online at


A Russian cosmonaut printed some steak in space, and now we're one step closer to sending humans to Mars.

The axolotl can regenerate virtually any of its limbs or organs and has a face that's totally irresistible.

No life, except possibly very small bacteria, would exist on Earth without photosynthesis.

How do we consider a Thing with no edge? Ecosystem ecologists are always trying.

The sting of a tarantula hawk is so painful you are advised to lie on the ground as soon as you're stung to avoid falling.

From ancient times until today, people have been captivated by these iconic, mysterious birds. What is it about owls that makes them the enduring subject of myth and superstition?

It turns out that bobcats do just fine if not actively hunted by humans.

The magic of the blacker-than-black Ayam Cemani is in its genetics.

The wars between mink species and humans quietly rage worldwide.

Yep, fungi are all around us — in the grocery store, in the woods or living on your discolored toenail. And fungi can break down almost anything.

Scientists are hoping two enzymes are the key to breaking down huge amounts of plastic.

Wolverines, also known as "stink bears" because of the powerful smell they emit, are the ultimate cold weather survivors — cagey, smart and omnivorous.

Groundhogs don't actually make great weathermen, but they are pretty cool in every other respect.

The city is planning to be 50 percent greenspace by 2050. Who says you can't take the Tube to a pub in the middle of a national park?

Kinkajous, or honey bears, are generally docile creatures, but they definitely don't mix well with humans.

Black soldier fly larvae will eat almost anything and they taste pretty good themselves, too.

Making chemical compounds is a lot like dating. Some ions are naturally compatible; others hook up out of desperation.

The tree that survived three major extinction events on Earth might be key in helping us understand the climate crisis ahead.

Geckos have abilities that definitely take lizardhood up a notch.

Tarantulas are the largest spiders in the world and, believe it or not, some can live for up to 30 years.