Tanzanian President John Magufuli has reportedly sacked both the agriculture and trade ministers and threatened to deploy the military.
Reports say this is over a cashew nut crisis.
A needle was found inside a punnet of strawberries on sale in a New Zealand supermarket. This is the second of such incident in recent months. The strawberries were bought at a Fresh Choice supermarket in Geraldine, a town on the South Island.
This comes after a nationwide scare in Australia which saw almost 200 reports of needle-contaminated strawberries.
A study has asserted that a fish that can repair its heart may hold clues for future treatments in people.
According to the BBC, scientists studying the Mexican tetra fish found three areas of the fish genome were involved in its ability to regenerate heart tissue. One gene however appeared to play a particularly key role in the process.
Romaine lettuce has been linked to an outbreak of E. coli in the US and Canada.
Health officials say at least 32 people have been sickened in the US, with 13 taken to the hospital, while another 18 people have been stricken in Canada.