5 in 5 minutes - May 27th

1. Hong Kong researchers come up with solution to food waste problem

A new technology that turn food waste into a sustainable textile fiber has raised interest from an international fashion retailer and the technology could be a solution to HK's overflowing landfills. However, it would still take about 3-5 years to commercialize the technology and market the product.

2. CUHK and HKU researchers introduce 3D printing technology for faster and safer heart surgery

You can now create personalized models of heart structures with the 3D printing technology, which allows doctors to have a precise planning before the actual surgeries. The whole process takes around 2 days from doing the ultrasound scanning to creating the product.

3. PayPal to kill its BlackBerry App

PayPal is slimming down the number of moblie operating systems to only Android and iOS, putting an end to its Blackberry, Windw Phone and Amazon apps on June 30th.

"It was a difficult decision to no longer support the PayPal app on these mobile platforms, but we believe it’s the right thing to ensure we are investing our resources in creating the very best experiences for our customers." said Joanna Lambert, VP of consumer product.

4. Toyota collaborates with Uber for ridesharing services

Toyota Motor announced that they are making an investment in Uber, Toyota expect that this collaboration will help offer secure, convenient and mobility service to customers. Toyota and Uber will also work together to develop an app to support Uber drivers.

5.. $450 for a 4k video model

Chinese smartphone maker Xiaomi unveiled its drone yesterday, the Mi drone is priced at USD380 for entry level device and USD 450 for the advanced model with a 4K camera.

According to Xiaomi, the Mi drone can fly for 27 minutes per session. It also includes a 360 degree camera that can shoot 4K video.