First-Ever

First-ever 3D map of Uranus' upper atmosphere shows how magnetic field shapes auroras

• First-ever 3D map of Uranus’ upper atmosphere shows how magnetic field shapes auroras Uranus’ magnetic field is tilted by nearly 60 degrees and offset from the planet’s centre. •

First-ever shark recorded in Antarctic waters filmed at 490 meters in near‑freezing water

• An ungainly barrel of a shark cruising languidly over a barren seabed far too deep for the sun’s rays to illuminate was an unexpected sight.