Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to curiouskidsus@theconversation.com.

How deep is the ocean?

Explorers started making navigation...

Economic collapse, government repression, violence and U.S. sanctions are making life unbearable for ever more Venezuelans. Now, echoing anti-migrant rhetoric used worldwide, politicians and officials in neighboring countries have begun to portray Venezuelan migrants as a national security threat.

Approximately 3.5 million people have fled...

I sat in a small room in Tijuana, Mexico with a 13-year-old indigenous Mayan Guatemalan girl.

She left Guatemala after a cartel murdered her friend and threatened to rape her. Her mother wanted her to live and believed the only way for her to survive was to send her daughter alone to the U.S., to apply for asylum.

Now she was alone and stuck in...

Almost 50% of pregnancies in the U.S. are still unplanned or mistimed, even though the first birth control pill was sold almost 60 years ago.

Many people believe that allowing women to buy the pill over-the-counter without a prescription is one way to...

Donald Trump might not be as popular in Europe as Barack Obama was, but for many groups on the far-right of Europe’s political spectrum, he has become a heroic figure.

“With Trump, the pride of a whole population has awoken … Their hope is captured in one sentence ‘Make America Great Again,’” said Martin Sellner,...

Getting a new job is tough.

I know this not just because of my own research as a professor studying the intersection of business and ethics, but also because of the countless candidates I interviewed for major firms in my previous career. It’s this experience I...

Health care is Americans’ number-one priority, based on recent polls, so it’s no wonder it’s been a hot topic in the Democratic primary.

Every candidate is offering a plan, ranging from Joe Biden’s Affordable Care...

Modern society relies on metals like copper, gold and nickel for uses ranging from medicine to electronics. Most of these elements are rare in Earth’s crust, so mining them requires displacing vast volumes of dirt and rock. Hard rock mining...

An email pops up on your screen. It’s a client sharing a project update. A Slack message appears. It’s your boss asking a question. A text alert beeps. A colleague wants to know if you will be attending a...

To many people, power line corridors are eyesores that alter wild lands and landscapes, even if they are necessary sites for transmission lines that deliver electricity.

But ecologically, the swaths of open, scrubby landscapes under transmission lines support a rich and...