"It's a fish really getting itself into somewhere that it's not designed to be," says rescue team.
Nasa scientists were elated as the spacecraft successfully touched down for just a few seconds to grab rocks and dirt.
Seeing record-breaking numbers of knot take flight "should be on everybody's bucket list".
Amid fresh concern about overfishing, scientists say eating more jellyfish may give us benefits.
Teenagers living in remote Arctic communities share their concerns about the effects of climate change.
More than half of 18 to 24-years-old in the UK are worried that climate change has been neglected because of coronavirus.
PM Boris Johnson signs a UN pledge, saying UK government "absolutely committed" to global problem.