This past April, a picture of a black hole, captured by a global network of telescopes, again transformed our perception of the cosmos. That image appeared ... Atomic clocks—which use hydrogen ...

Nottingham Forest have had plenty of time to stew over successive defeats as they prepare for a big clash in the capital. The Reds travel south to face Tottenham Hotspur on Monday (8pm kick-off ...

Clouds from infrared image combined with static colour image of surface. False-colour infrared image with colour-coded temperature ranges and map overlay. Raw infrared image with map overlay. Raw ...

Sun reflecting on clock face time passing by. Time lapse on a modern white Clock on white blur background. Animated loop of multiple clocks running a lot faster than usual. Useful as a visual metaphor ...

Imagery from the AHI instruments also has finer spatial resolution (0.5–2 km, compared to 1–4 km for MTSAT) and precision (12–14-bit images, vs 10-bit for MTSAT). It also has higher temporal ...