Whatsapp rolls out group video, voice calls [Sci tech]

Finally, whatsapp users can now engage in a group video or voice calls following an update of its messaging app a few weeks ago. So, if you’re on iOS or Android app, just update your whatsapp and then enjoy the service.

To get connected, you’ll need to start a one-on-one voice or video call with a contact, and then tap the ‘add participant’ button at the top right of your screen.

Also, we head to the United States where there’s a debate over 3D-printed guns. Cody Wilson, head of a nonprofit organization, Defense Distributed has vowed to pursue legal rights so he can produce guns using 3D printing after a Judge issued a temporary restraining order on his plans.

And, it’s a world first as as scientists in Japan on Monday July 30 announced the start of a clinical trial to treat Parkinson’s disease using ‘ reprogrammed’ stem cells.

Symptoms of the Parkinson’s disease include tremors, body stiffness, slow movement, and difficulty in walking

Ignatius Annor has details of these stories on Sci tech.

@IgnatiusAnnor