That the universe is expanding has been known for almost a hundred years now, but how fast? The exact rate of that expansion ...

What can be known when a comet which never was of the Sun, crosses the instrumented surface of the Solar System, momentarily?

Physicists artificially slowed down time to reveal the bizarre Terrell-Penrose effect, a consequence of special relativity. This image from the experiment shows a sphere seemingly moving at 99.9 ...

The grim reality is that with the ship still moving, the odds in favour of rescue are receding fast. So fast, that in a situation like this 80 per cent of fatalities by drowning occur within 30 ...

Unusual lights and sudden sky movements fuel a spike in Wisconsin UFO sightings in 2025, including four reports from ...

Dark matter doesn’t seem to interact with the matter we can see and touch, so scientists look for it in unusual places, like ...

Azista said AFR successfully tracked and imaged the ISS at distances of roughly 300 kilometres in the first attempt and about 245 kilometres in the second.

The company said the demonstration shows that India is steadily developing space situational awareness (SSA), the ability to ...

Space has long been a matter of great curiosity and perplexity for humans. Astronauts are trained to observe with eagle-eyed precision, yet their accounts of experiences in space are often packed with ...

Abstract: Today, high-speed navigation has become crucial in air traffic and self-driving cars, where frequency-modulated continuous wave (FMCW) radars are widely used as low-cost range sensors. Such ...

Hubble Space Telescope image of interstellar comet 3I/ATLAS captured on July 21, 2025, using the WFC3/UVIS F350LP filter. The bright central coma is surrounded by background stars streaked due to the ...

Abstract: Autonomous vehicles must recognize their surroundings and distinguish between dynamic and static objects to avoid collisions. Most recent moving object segmentation (MOS) studies project ...