Emily Chung

Science and Technology Writer

Emily Chung covers science and technology for CBC News. She has previously worked as a digital journalist for CBC Ottawa and as an occasional producer at CBC's Quirks & Quarks. She has a PhD in chemistry.

Latest from Emily Chung

5 ways to make air travel greener

Aviation makes a big contribution to global warming, prompting activist Greta Thunberg and others — including some airlines — to advocate for flying less or not at all. Here are ways the airline industry can reduce its environmental impact — something that may be crucial to its survival.

5 ideas to fight climate change through better land use

Growing more crops in the shade of the forest and fertilizing crops with plant-based charcoal are some of the ways we can fight climate change by using land more sustainably, says the co-author of a new UN-backed climate report.

Supergravity scientists share $3M US Breakthrough Prize

Three scientists are sharing a $3-million US prize for coming up with supergravity — a theory that suggests how to bring together the gravity that governs huge things like galaxies and the quantum physics that describes tiny things like atoms.

'Millennium Falcon' fossil shows what it took to thrive 500 million years ago

A new fossil species named after an iconic fictional starship is both unlike anything that exists today and uncannily similar to many modern animals, from stingrays to horseshoe crabs.

What's that bug? How to identify any plant or animal with your smartphone

Have you ever seen a weird plant or bug in your garden and wondered what it was? Many nature apps can help you identify just about any plant or animal using the camera on your smartphone. 

Fighting climate change may be cheaper and more beneficial than we think

Governments aren’t calculating the true cost of fighting climate change when they fail to take into account side effects such as fewer deaths from air pollution — co-benefits that make the net cost of climate action as low as zero, growing evidence shows.

'Building back better' and other tips for adapting to climate change

Climate change is fuelling risks like wildfires, heat waves and flooding, but Canada can reduce the worst damages and costs by being strategic about how it adapts — such as taking advantage of the opportunities the come from such disasters, a new report says.

Monarch butterflies raised in captivity may not migrate to Mexico

If you're raising monarch caterpillars in the hope that when they become butterflies, they'll fly to Mexico and help replenish endangered populations, a new study offers some warnings and advice.

'The next wave of innovation': Nuclear reactors of the future are small and modular

The federal government thinks small modular reactors (SMR) that generate nuclear power will play a critical role in reducing greenhouse gas emissions and moving Canada toward a low-carbon future. Here’s what you need to know about them.

Bizarre skull belongs to 1st known beluga-narwhal hybrid

Modern DNA technology has confirmed a strange-looking whale skull with weird, twisted teeth collected by a hunter decades ago belongs to the offspring of a narwhal mother and beluga father.
CBC explains

Black holes: What you need to know

The first photograph of a black hole was unveiled by scientists today. And that may leave you with some deep, dark questions about black holes. Here are some answers.

'Deadliest disease in all time' wipes out 90 species of frogs and toads

Scientists have just tallied the toll of "the deadliest disease that has ever struck wildlife in all time." They found it has driven close to a hundred species of frogs and toads to extinction, while ravaging the populations of more than 400 other kinds of amphibians.
CBC explains

Why you can expect more spam text messages from politicians

Did you get a political spam text message this weekend about the carbon tax? You’ll probably get more before the federal election is over. Similar messages can pose privacy and security risks. Here’s what you need to know about what the law allows and how to stay safe.

Canadian researchers who taught AI to learn like humans win $1M Turing Award

Three researchers, two of them Canadian, have won what some call the "Nobel Prize" of computer science for developing the ability of computers to learn like humans — leading to widespread applications from voice and facial recognition, to language translation.

Most styrofoam isn't recycled. Here's how 3 startups aim to fix that

Styrofoam has been nicknamed “public enemy No. 6” because it's more likely to be landfilled or washed into the ocean than recycled. But three Canadian startups are launching technology that aims to make discarded polystyrene containers, packaging and products a resource that everyone wants to recycle.