There are only a few of them in the world and 7NEWS has been given a special look inside an echoless chamber, conducting breakthrough research. youtu.be/XixJtAB3D0s Angelique Opie #7NEWS

The lasting effects of Matilda's mania was on show in Queens Park, with more women, young and old, taking up team sports than ever before. The surge has triggered a new campaign to ensure women are wearing the right equipment on the field. youtu.be/Qo7WZ32osuk Angelique Opie

Australian couples, desperate to become parents, are hoping they can soon make use of new Australian research into IVF. Described as a softer touch technique, it could take some of the stress out of trying to conceive. youtu.be/5gToURaRTTg Angelique Opie #7NEWS

The state's biosecurity plan has been enacted following an outbreak of Bird Flu at an egg farm in Sydney's Hawkesbury region. youtu.be/piyMLY12exA Angelique Opie #7NEWS

Australian researchers are spearheading a world first trial which could save the sight of thousands of people battling eye cancer. They're testing a drug that shrinks tumours, and hope one day, doctors may not need to remove an eye to prevent the disease from spreading.

Builders fear new house prices could surge again because of a pay deal being worked out with labourers. Thousands of new homes are starting to come online across Sydney with investors already cashing in. youtu.be/QVIcooiEWWw Angelique Opie #7NEWS

Australia loves you @JessFoxCanoe! #AllezAUS | Paddle Australia

You're meant to feel safe in your own home. But that's not the case for a family in Sydney's west after rocks were thrown through their front windows, causing thousands of dollars damage. They're now pleading for help to find the culprits. youtu.be/48tBqiiM3Gc Angelique Opie

Sydney's property market is one of the most expensive in the world. But tonight 7NEWS can reveal a government incentive scheme is helping tens of thousands of people buy their first home, many in suburbs you may not expect. 7NEWS.com.au #7NEWS

It's one of our city's grandest old heritage buildings and as you'll see it's been given a lot of TLC bringing it back to life as the masterpiece it once was. youtu.be/nbu4wl4YhPg Angelique Opie #7NEWS

They’re off!🏃🏼‍♂️A record 90,000 runners bound for Bondi for this year’s City2Surf 7NEWS Sydney 7NEWS Australia

Sydney's City2Surf became bigger than it's ever been. It officially set a new record for the race's 54 year history and while most were keen just to take part, others had a special motivation. Ihttps://youtu.be/dpcGHnnlUAo Angelique Opie #7NEWS

They're on the frontline, the paramedics, police officers and firefighters who save lives but many struggle to buy a home. A new fund is offering ownership hope to these essential workers by doubling their borrowing power. youtu.be/4qwDq6qBMJo Angelique Opie #7NEWS

A large inferno on a Sans Souci street ended a string of a firebug's alleged arson attacks but not his run from police. youtu.be/4MLr5Kn3Bv0 Angelique Opie #7NEWS

The tide is turning on Sydney real estate where a big jump in the number of homes for sale has some now declaring a 'buyers market'. 7NEWS.com.au Angelique Opie #7NEWS

A 14-year-old boy is behind bars with another still on the run after a high-speed police chase that ended at The Spit. It all began at a Balgowlah home where a woman woke to one of the teens allegedly stealing keys to the car from a bedside table. 7NEWS.com.au #7NEWS

He put his life on the line without hesitation, the hero who saved Laila Johnson from a stabbing attack in London is earning plenty of praise. Abdullah was brought to tears after hearing a special message from the girl. youtu.be/6yTXZyHYDA0 Angelique Opie #7NEWS

A quick-thinking father is being celebrated by his sons after saving the day when an electric skateboard burst into flames while charging. Tonight, the family who ended up in hospital are speaking out in a safety warning you don't want to miss. 7NEWS.com.au #7NEWS

Sydney's population boom suburbs have been laid bare by new research. youtu.be/QKXc2mAD5t4 Angelique Opie #7NEWS

Penrith has gone 6 star luxury. A local has spent millions to snap up a penthouse at a luxe development attracting big money and transforming Western Sydney real estate. youtu.be/GQ7B2x_bZCY Angelique Opie #7NEWS