We talk HIV - the virus that causes AIDS. We speak to a key researcher in the field. Hear from a gay man in the US whose sex life has changed dramatically thanks to a little blue pill that ISN'T Viagra. While in the Philippines, HIV infections have increased at an extraordinary rate in the past few years - we find out why. All that and more on this edition of Spectrum with host Jessie Wingard.

On this week's show, we get our hands dirty at the zoo – but it’s not what you think! While in the German capital an ambitious reporter tries to survive two months without using any plastic at all. A conservation program with a difference is bringing back a near extinct wild cat. Plus, a museum of a different kind is encouraging kids in Australia to learn in a rather novel way.

Robots teach refugee kids German… Dance for people with Parkinson’s … Fighting sea lice with laser guns … Love letters to Melbourne’s trees

We hear from British astronaut Tim Peake about his time on the International Space Station and the perks of being back on Earth. Achieving gender equality in space - a Russian program is testing women’s endurance for long term space travel. We celebrate Asteroid Day and scientists are busy with a very unique project – growing plants in outer space.

We catch some waves…gravitational waves that is! Head to a refugee camp in Greece where “No Border Radio” has taken to the airwaves. Rats are helping save lives in a rather novel way in Cambodia. And, the tide is changing rapidly in Estonia when it comes to each citizen’s digital footprint.

How your data's being shared, why you should learn a new language now, updates from the LISA Pathfinder in space and farming via SMS in Senegal.

It's an agro-chemical as controversial as it is widely used: glyphosate. And with the EU set to re-license its use in Europe, the real question is whether the chemical compound is safe (as the EU says) or isn't (as the UN says).

Once a year, companies from around the globe converge on Frankfurt, Germany to hawk the newest tech for assisting the blind. DW's Eskandar Abadi, himself blind, walks us through the fair from his perspective.

In Germany, certain sexually transmitted infections are up 20 percent on the year before. The good news is that country has just opened its most expansive sexual health center to date. DW's Conor Dillon tours the facility and speaks with a young woman who contracted HIV.