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
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.
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.
Viral mosque shooting video raises questions about social media firms' responsibilities
The Facebook livestreaming and subsequent widespread sharing of a mass shooting at two mosques in New Zealand raises questions about social media firms’ abilities and responsibilities to stop their platforms from being used to propagate hate and inspire violence.
For Pi Day, Google engineer cuts more slices and finds 9 trillion new digits
Google engineer Emma Haruka Iwao has broken the record for the most accurate value of pi by calculating an extra nine trillion digits, Google announced today, which is popularly known as Pi Day.
Sea otters' stone tools provide new clues for archeologists
By using the techniques used to study 'Stone Age' humans, archeologists are making new discoveries about an endangered animal that's also good with stone tools — the sea otter.
Half of Canadians can't name a woman scientist or engineer, poll finds
You've probably heard of Stephen Hawking, Albert Einstein and Mark Zuckerberg. But can you name a woman scientist or engineer? Half of Canadians can't, suggests a new poll. Here's why advocates for gender equity say that's a problem and how some are trying to fix it.
Neanderthals' paleo diet included a surprising kind of meat
You might picture Neanderthals as big game hunters jabbing their spears into the flesh of a rearing woolly mammoth. But it turns out their paleo diet wasn't always that heavy on the red meat — suggesting they were more adaptable than they get credit for.
Indigenous clam farming technology is as old as Egyptian pyramids
Before the ancient Egyptians built the last of the pyramids, indigenous people along the coast of B.C. were also engineering and building stone structures that would last for thousands of years, a new study shows.
Suicide tips hidden in children's YouTube videos alarm parents
Parents have been raising the alarm about instructions on how to slit one's wrists posted in YouTube videos targeted at children — showing that inappropriate content is continuing to slip through the online streaming site’s filters.
Why microwaving grapes creates a dazzling plasma light show
It’s a crowd-pleasing party trick: Cut a grape in half, pop it in the microwave, hit “start” then sit back and watch the dazzling “grape balls of fire.” Now a team of Canadian scientists has figured out how grapes generate plasma in your kitchen.
Killer whales eat dolphins. So why are these dolphins tempting fate?
Killer whales are the only predators that regularly kill and devour Pacific white-sided dolphins off the B.C. coast. So researchers were surprised when drone footage showed such dolphins playing within a few fin-spans of killer whales’ toothy jaws.
These slimy, hungry blobs may have been the Earth's first creepy crawlies
Scientists think they’ve found evidence of slimy organisms that crawled and wriggled through the mud 2.1 billion years ago — extraordinary at a time when simple bacteria were thought to be the only living things on Earth.