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Marvell, Lumentum merge in $115 billion deal amid AI spending jitters

U.S. chipmaker Marvell Technology said Monday it will buy optical components maker Lumentum in a $115 billion all-stock deal, the latest bid for scale among AI infrastructure companies as investors increasingly question whether the industry

3 Nov 2026 1:30 am
3 Nov 2026 1:10 am
Snap settles US social media trial days after Meta

Snap has settled what would have been another landmark trial over the alleged harms of social media, lawyers for the plaintiffs said Monday, just days after Meta reached its own settlement and two days before opening statements were due to begin in a Los Angeles courtroom.

3 Nov 2026 12:50 am
Meta delays new business terms after outcry over potential web scraping of news sites

Meta said it was postponing the rollout of new terms for its business accounts after an outcry from media companies and open-web advocates who said the updated rules would allow the tech giant to scrape vast amounts of data and potentially build competing services.

3 Nov 2026 12:30 am
Future-proof security system protects Bitcoin Lightning Network from quantum attacks

Nearly all personal information is stored electronically in our digital age. This sensitive data is protected by digital keys unique to each device that would take today

2 Nov 2026 10:50 pm
Climate-vulnerable Africa faces significant gaps in early warning systems, leaving millions at risk from extreme weather

Climate-related events affected at least 13 million people across Africa in 2025. Over the last decade alone, extreme weather has affected populations in Africa disproportionately. Tropical Cyclone Freddy (February 2023) caused widespread flooding and led to over 1,500 deaths, and in 2015

2 Nov 2026 10:10 pm
Binance resumes withdrawals after more than $6 billion stolen in hack

Binance said that it had seen withdrawals of around $4.7 billion on Sunday, after more than $6 billion in virtual assets were stolen from the cryptocurrency exchange in a major hack the FBI said North Korea was responsible for.

2 Nov 2026 12:38 am
Three ways professional gaming is becoming geopolitical

The competitive gaming industry has grown rapidly over the past two decades, transforming from a niche subculture into a global phenomenon watched by millions of spectators worldwide.

28 Oct 2026 6:30 pm
Meta, Snap head to trial in another case about social media

Jury selection is expected to begin on Wednesday in Los Angeles for another landmark trial about the alleged harms of social media on young users, with Meta and, for the first time, Snap as defendants.

28 Oct 2026 4:00 pm
Lab-grown mouse muscles enable tiny robots to jump, swim, walk and grasp

Lab-grown skeletal muscle tissue can contract, but the movement is often so slight that it is barely visible. This poses a problem for biohybrid robots designed to move using living muscles. Researchers at ETH Zurich have now demonstrated that it is not just the amount of muscle tissue that matters, but above all how the muscle and the artificial scaffold interact.

23 Oct 2026 1:10 am
Something smells different as scientists send aromas over the internet

One day, you may be able to easily smell what you are looking at when browsing online. Sending smells over the internet has long been a dream, and while it may seem far-fetched, researchers have now taken a major step toward making it a reality.

23 Oct 2026 12:03 am
Quest Diagnostics reports cyber breach affecting

Medical laboratory operator Quest Diagnostics said it learned of a cyber breach of one of its systems this week, likely compromising some records for patients.

22 Oct 2026 11:50 pm
Rush is on to patch a software vulnerability that could impact 70% of websites worldwide

Governments and corporations worked throughout the night on urgent security updates after the AI-assisted discovery of vulnerabilities in a programming language vital to 70% of websites globally.

22 Oct 2026 11:10 pm
Researchers thread the world

Researchers at the National University of Singapore

22 Oct 2026 9:30 pm
A critical flaw affecting 70% of all websites has the cybersecurity world panicked

Details have been published of a critical flaw in the programming language PHP, which is the backbone of more than 70% of all websites. Left unfixed, the flaw would allow hackers to easily take over and compromise millions of websites and the information held on their servers. In response, multiple European governments and operators including the Port of Rotterdam have taken websites offline.

22 Oct 2026 6:50 pm
X Community Notes

A crowdsourced verification system used by Elon Musk

22 Oct 2026 3:50 pm
OpenAI says its AI agents disabled their own safety monitors

OpenAI has revealed that two of its artificial intelligence agents disabled or weakened systems built to catch them misbehaving, with one later denying it had done so.

22 Oct 2026 3:00 pm
Websites down: What is PHP and how has it raised AI hacking fears?

Artificial intelligence has found critical security flaws in a major programming language called PHP, with many websites taken offline Thursday as organizations worldwide scramble to fend off would-be hackers.

22 Oct 2026 2:30 pm
Some websites go dark as operators address an AI-detected flaw in a web programming language

An AI-assisted discovery of vulnerabilities in a widely used programming language led governments and other organizations in Europe and the U.S. to take their websites offline temporarily Wednesday as they scrambled to make security updates.

22 Oct 2026 2:09 pm
Students develop AI-powered cybersecurity system for water treatment plants and other critical infrastructure

In February 2021, an unidentified attacker remotely accessed the control system of a water treatment plant in Oldsmar, Florida. They attempted to raise the level of sodium hydroxide, a caustic chemical used to balance water pH, to nearly 100 times its safe concentration. The presence of such high levels of sodium hydroxide could have proved lethal had it reached the town

22 Oct 2026 8:30 am
Building brain-inspired semiconductor chips for smarter, greener data centers

With artificial intelligence (AI) data centers consuming electricity at a growing rate, identifying a sustainable computing solution to offset these massive community and environmental disruptors is proving critical.

22 Oct 2026 2:10 am
Magnetic field tests predict blue OLED lifetimes from tiny brightness changes

Could a magnetic field be used to identify in advance which OLEDs will keep smartphone and TV screens bright the longest? A KAIST research team has developed a technique that predicts OLED lifetime by analyzing small changes in brightness caused by a magnetic field. The technique reduces the need for long operating tests and is expected to support the development of longer-lasting displays.

21 Oct 2026 8:50 pm
AI chatbots often give unsafe or incomplete advice to survivors of tech-enabled abuse, study finds

People experiencing technology-facilitated abuse, such as spyware on a phone, an ex tracking their location or an abuser controlling their accounts, may encounter or turn to AI chatbots for help. But a new study led by researchers at NYU Tandon finds that the advice those systems provide is frequently inaccurate, incomplete or potentially unsafe to follow.

21 Oct 2026 8:20 pm
A magnetar can be born when two neutron stars touch

All neutron stars have intense magnetic fields. The typical magnetic field of a neutron star is about 100,000 times stronger than the strongest magnetic fields we can create on Earth. But about 1% of neutron stars have even stronger magnetic fields. Known as magnetars, their magnetic fields can be 1,000 times stronger than a regular magnetic field. They are a likely cause of powerful transient events such as soft gamma-ray repeaters and fast radio bursts. A new study looks at how magnetars might

21 Oct 2026 8:10 am
The driveway divide: Why parking for electric vehicles is such a big barrier

Most people who have an electric car have access to a driveway or private parking. In England, 90% of EV owners can park easily and charge theirs from home. But roughly 40% of U.K. households don

21 Oct 2026 2:50 am
Posture-supportive environments enhance how you think and play in esports

Leaning forward was observed to encourage players to take more shots and make more passes in a soccer video game. Meanwhile, reclining helped them maintain accuracy in a cognitive task after three hours of gaming. These contrasting findings highlight the influence of an environment that supports a player

20 Oct 2026 10:50 pm
Voltage-controlled photonic chip could make smart-glasses displays more efficient

Smart glasses need compact, efficient displays that can produce detailed images without drawing too much power. Laser beam scanning is one approach to meeting these requirements. Rather than using a fixed array of pixels, these displays steer a laser beam across the field of view, building an image point by point.

20 Oct 2026 9:30 pm
When a ship

Sailors at sea rely on electronic equipment to keep ships on course and out of danger, but what happens when hackers get involved? Are the mariners equipped to handle modern cybersecurity threats like GPS spoofing?

20 Oct 2026 7:10 pm