Ocean
Invasive species: Are they really threatening the Mediterranean Sea?
More than 900 species have invaded the Mediterranean Sea in recent years due to climate change and other environmental pressures.
While these newcomers can seriously impact biodiversity, they also represent new economic opportunities for commercial fishing.
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Taiwan man invents stroller for fish to 'explore other worlds'
Jerry Huang's aquatic pets rarely feel like two lost souls swimming in a fishbowl because they get to go for regular strolls.
In the Taiwanese city of Taichung, Huang can be seen pushing his latest invention: a goldfish bowl on wheels.