A landslide that followed days of heavy rain, has killed hundreds of people in the remote Marra Mountains in western Sudan, and trapped survivors in deep valleys. How do aid agencies help people hit by a natural disaster but caught in the middle of a war?   A new report details an increase in disappearances, kidnappings and torture in Tanzania.  We hear from relatives looking for their family members.   And a new study warns that people are using digital platforms like TikTok to sell the meat of endangered animals.

Presenter: Audrey Brown Producers: Mark Wilberforce, Sunita Nahar and Priya Sippy in London. Charles Gitonga and Jewel Kiriungi in Nairobi Senior Producer: Patricia Whitehorne Technical Producer: Chris Kouzaris Editors: Maryam Abdalla, Andre Lombard and Alice Muthengi

An extensive earthen wall is being built around the besieged Sudanese city of el-Fasher. Researchers from Yale University say it is intended to trap people inside.

Why is there a rapidly growing demand for solar panels in Africa?

And we meet Iris- the teaching robot in South Africa.

Presenter: Audrey Brown Producers: Charles Gitonga in Nairobi, Mark Wilberforce, Yvette Twagiramariya and Sunita Nahar in London. Senior Producer: Paul Bakibinga Technical Producer: Jonathan Greer Editors: Maryam Abdalla, Andre Lombard and Alice Muthengi

Two years on from the devastating fire at an abandoned building in Johannesburg that was occupied by squatters, how much has changed? We revisit the scene of one of South Africa's worst tragedies, in which more than 70 people - including children - died, to find out what happened to the survivors.

Scientists warn that global warming and climate change could be making flight turbulence more frequent. Will bumpier skies put people off air travel?

And lawyers are arguing for easier divorce laws in Uganda. So what are the pros and cons of no-fault, as opposed to, fault divorces?

Presenter: Audrey Brown Producers: Alfonso Daniels, Sunita Nahar and Priya Sippy in London. Makuochi Okafor in Lagos Senior Producer: Patricia Whitehorne Technical Producer: Ricardo McCarthy Editors: Maryam Abdalla, Andre Lombard and Alice Muthengi

Nigeria has banned for six months exports of shea nuts used for beauty products to help boost the local economy

More about Malawi's health boat that provides a lifeline for locals on a remote island

And we find out why African made prom dresses are a hit among American teenagers

Presenter: Audrey Brown Producers: Makuochi Okafor and Ayuba Iliya in Lagos. Alfonso Daniels, Stefania Okereke and Yvette Twagriyamariya in London and Madina Maishanu in Abuja. Senior Producer: Paul Bakibinga Technical Producer: Francesca Dunne Editors: Maryam Abdalla, Andre Lombard and Alice Muthengi.