Astronomers have solved the mystery of how quasars – the brightest and most powerful objects in the universe – are ignited.Story Published at: April 25, 2023 at 10:41PM

An investigation is under way after a research rocket fired from Sweden malfunctioned and ended up landing in Norway.Story Published at: April 25, 2023 at 06:55PM

Newborn babies and toddlers are among the victims of the most severe online sexual abuse, with the amount of the most extreme material doubling in the last two years, a new report has found.Story Published at: April 24, 2023 at 10:29AM

The most detailed images of Mars’ moon Deimos have been unveiled after a probe flew just 100km (62 miles) from its surface.Story Published at: April 24, 2023 at 12:05PM

Tens of millions of mobile phone users have received a message and loud alarm during the first nationwide test of the government’s new public alert system.Story Published at: April 23, 2023 at 12:12PM

Twitter’s infamous blue ticks have reappeared on high-profile and celebrity accounts after vanishing for a few days.Story Published at: April 23, 2023 at 11:30AM

The public have been assured they can “swipe away” today’s public alert system test when their phone starts blaring this afternoon.Story Published at: April 23, 2023 at 01:46AM

Tens of millions of phones will receive an emergency alert today as the government tests the system nationwide for the first time.Story Published at: April 21, 2023 at 12:52PM

Wearing the correct sports bra may increase running performance by up to 7%, according to a new study. Story Published at: April 21, 2023 at 12:31PM

WhatsApp will now let people hang on to temporary messages – but it will alert the sender and give them the power to make a decision on the fate of the message.Story Published at: April 21, 2023 at 12:26PM