Science facts, lists, and news

Minerals rock!
Rocks and minerals are a source of many things we use in our daily lives. Cobalt, which is used to make lithium-ion batteries, is sourced from cobaltite, a rare mineral. Is there a difference between minerals and rocks? How are rocks formed and reformed?

Aliens on Earth: invasive species
Invasive species are a widespread and serious ecological problem. Although a natural phenomenon, species migration to non-native areas has occurred faster than natural due to humans.

What is… One Health?
The health of humans, animals, and plants are all related, though those three topics aren’t often discussed together. One Health aims to ensure optimal health of the environment, animals, and humans by addressing those groups collaboratively.

Psittacosis, the parrot fever
Zika virus is just one of many diseases spread by mosquitoes that you’ve probably heard of. But did you know that you can get pneumonia from birds? Psittacosis is a rare bird-borne bacterial illness that can cause serious systemic issues.

What is… fermentation?
Fermentation has been used to make foods and drinks for thousands of years. This is despite the fact that the science behind the process was only recently discovered. Common fermented products include chocolate, coffee, soy sauce, and yogurt, among others.

All about HIV/AIDS
An HIV infection is a complex and often misunderstood condition. Here, we aim to educate you about the biology behind HIV as well as about HIV and society.

What is… archaeology?
Indiana Jones movies depict daily life as an archaeologist to be a dangerous adventure. But archaeological research today involves little fighting, a bit of finding treasures, and a lot of surveying and analysis.

Symbiosis: natural synergy
Some people get along well, while others don’t. Similar relationships exist amongst other living things. These interactions, called symbiosis, range from mutually beneficial to parasitic.

Are cloth masks useful?
With the spread of the COVID-19 pandemic, masks have become more commonplace in most countries. We are here to inform you on what existing science says regarding the efficacy of cloth masks!

What is… density?
You’ve probably noticed that some things float on water and others sink. This is due to the relative densities of the objects and the liquid they are immersed in. Density is defined as the mass per volume of a substance.

The thunderstorm tell-all
Many dogs become frightened during thunderstorms – and their owners might, too! Where do thunderstorms come from? And why do they make lightning and thunder?

Typhoid Mary and Zac Efron
Right off the bat, you probably don’t think Zac Efron and Typhoid Mary have much in common. However, there’s at least one shared characteristic between the two.

Life that lives the longest
A human born on Earth in 2016 can expect to live to be about 72. What animal lives the longest? How long do other non-animal organisms live?

Eating the rainbow
You’re likely familiar with the fact that a varied diet of fruits and vegetables is recommended for most people. But do you know what helpful compounds are unique to plants? Why is it important to eat a rainbow of foods?

What is… thermodynamics?
Some people have a hard time with calculus, whereas for others it’s a breeze. Another topic that probably elicits feelings of fear is thermodynamics. But we have simplified basic thermodynamics for you!

Things bacteria can do that humans can’t
Bacteria are some of the most ancient creatures to still exist today. You probably know them as a type of germ, but they can do much more than cause disease! Remember, not all bacteria are bad.