Real-world experiments identify main barriers to smartphone-based augmented reality in indoor settings

Testing conditions: (a) The LiDAR and monocular cameras are blocked to ensure only specific sensors are utilized. Note that the IMU is always utilized. (b) There are three patterns for…

3D-printing advance mitigates three defects simultaneously for failure-free metal parts

From left: Associate Professor Lianyi Chen and Ph.D. students Jiandong Yuan and Ali Nabaa work on developing beam shaping approaches for defect-lean and high productivity metal additive manufacturing. Credit: Joel…

Four ways the metaverse and AI are transforming history and religion

Credit: Pixabay/CC0 Public Domain Imagine having a live art class taught by Leonardo da Vinci, or having a fully interactive discussion about the meaning of life with Socrates. You can…

Will politicians and terrorist leaders live forever in the age of AI?

Credit: AI-generated image Yahya Sinwar, the former leader of the Hamas militant organization, was killed by the Israeli military in the south Gazan city of Rafah in October 2024. Given…

Lawrence Livermore supercomputer is crowned world’s speediest

by Lisa M. Krieger, The Mercury News Credit: Pixabay/CC0 Public Domain The Bay Area has just won a coveted crown in computing, with a massive new machine at Lawrence Livermore…

Creating compact near-sensor computing chips via 3D integration of 2D materials

Characterization of 2D materials and fabrication process flow for M3D integration. a, Optical image of a 2-inch sapphire wafer with MOCVD-grown MoS2. Scale bar, 2.5 cm (1 inch) b, The corresponding Raman…

First practical application of viscous electron flow realizes terahertz photoconductivity in graphene

Crowdsourcing system aims to map wildfires in seconds

Credit: Pixabay/CC0 Public Domain The 2023 blaze in Lahaina, Hawaii, which claimed more than 100 lives and burned 6,500 acres of land across Maui, is a tragic example of how…

Repurposed RFID tags allow for battery-free sensing and tracking

Credit: Hana Tobias, Qualcomm Institute at UC San Diego Data is power. According to Dinesh Bharadia, an associate professor at UC San Diego in the Department of Electrical and Computer…

Leaf beetles inspire novel water-resistant surface using concave structures

Credit: Advanced Materials (2024). DOI: 10.1002/adma.202409389 Superhydrophobicity is defined as the property that allows water to easily roll off without penetrating the surface. This property has numerous applications across various…