Botany

Understanding the major differences between indica vs. sativa strains of marijuana is important for cannabis use due to the different effects they incur on the human body and mind. Although both the indica strain and sativa strain can have medical benefits, they are used for different purposes.

By Karina Ryan

Time to get nutty! How much do you know about all of the different types of nuts out there? Take this quiz and find out!

By Alia Hoyt

Researchers are studying the chemistry behind what makes cats go crazy for catnip. And whether or not the chemical compound could have medicinal benefits for treating diseases like cancer.

By Michelle Konstantinovsky

Nature uses color in lots of different ways. Find out why some types of cabbage are purple and what this means.

Are trees and shrubs as cute as pandas? As awe-inspiring as whales? Maybe not, but many are in danger of going the way of the dodo - just like countless leafy greens before them. Learn about some amazing plants we lost to history.

By Clint Pumphrey

Found along beaches and in the mangrove swamps of tropical climates, the fruit of the manchineel tree was called the 'little apple of death' by Spanish conquistadors.

By Katie Carman

Like pretty well all living things, plants are equipped with natural defense mechanisms that help protect them from all the vicious animals out there that might want to eat them. In addition to stinging spikes and thorns, some plants are filled with deadly toxins that can make us violently ill or even kill us if […] The post The 12 Deadliest Plants In The World appeared first on Goliath.

By Wes Walcott

You can't find trees taller than these behemoths. But do you know which is the tallest tree in the world?

By Jesslyn Shields

In the quest for the title of world's oldest tree, there's some stiff competition, as well as questions surrounding the way we define "oldest."

By Laurie L. Dove & Sascha Bos

Mangroves provide a habitat for wildlife such as fish, birds, deer and insects. They also stabilize shorelines, protect against storm surges and improve water quality. What's not to love?

By Stephanie Parker

Snake plants are attractive and virtually ironclad houseplants, almost impossible to kill, though some of the hype about them acting as air purifying filters has been overblown.

By Jesslyn Shields

Thinking allows us to solve problems, plan ahead and defend ourselves from outside threats. It's what separates us from "lower" life-forms like plants, right? Well, maybe not.

By Laurie L. Dove

Though they may be stuck in one place, plants have proven to possess a surprising array of capabilities. But the ability to feel pain? Scientists are learning that the possibility isn't as crazy as it sounds.

By Laurie L. Dove & Desiree Bowie

On Johns Island, South Carolina, stands an oak tree so big and beautiful that people come just to stand under its branches and feel the magic.

By Patty Rasmussen

These majestic trees send their roots down in pillars from branch to ground, can form a canopy over 80 feet high and can live to be 250 years old.

By Michelle Konstantinovsky

A massive white oak in the hometown of the University of Georgia has many wondering whether a tree can even have legal rights - and about the future of the environmental and animal rights movements.

By Jamie Allen

Cork is the go-to material for wine stoppers and bulletin boards. So are we really running out of it? And if so, what happens?

By Wendy Bowman

Requiring little care and upkeep, daffodils are bright, showy perennials that symbolize rebirth and new beginnings.

By Wendy Bowman

Poison sumac is even more toxic than its cousins, poison ivy and poison oak, in its ability to cause allergic reactions and respiratory problems.

By Alia Hoyt

Hundreds of crops in developing countries are relatively unknown in the developed world because they're often hard to grow or export. But scientists have found that CRISPR editing can speed up traditional plant breeding techniques.

By Dave Roos

Machines can translate some of the biological functions of plants into synthesizer sounds. But are these synthesized translations the same thing as music?

By Jesslyn Shields

An interesting defense mechanism recently observed in tomato plants has caterpillars turning on themselves rather than remaining vegetarian.

By Laurie L. Dove

Orchids might be the sexiest flower in the greenhouse. Its very name comes from the Greek word for "testicle!" And its reproduction methods are pretty exotic too.

By Alia Hoyt & Desiree Bowie

Pollen grains are, in essence, plant sperm. But how do the grains get where they need to go, and what's the advantage of trusting your genetic future to the winds?

By Jessika Toothman

Urushiol is the active chemical in poison ivy. Learn more about urushiol and how to properly remove poison ivy.

By HowStuffWorks.com Contributors