The Chandra X-ray Observatory has discovered a black hole growing at a record pace. Credit: NASA/CXC/A. Hobart

China's Shenzhou-20 completed their mission's fourth spacewalk outside the Tiangong space station. Credit: Space.com | footage courtesy: China Central Television (CCTV) | edited by Steve Spaleta

The sun erupted with an X1.9-class solar flare. NASA's Solar Dynamics Observatory captured the blast in multiple wavelengths. Credit: Space.com | footage courtesy: NASA / SDO and the AIA, EVE, and HMI science teams / Helio Viewer| edited...

The NASA/ESA/CSA James Webb Space Telescope has captured views of the Sagittarius B2 (Sgr B2) molecular cloud with its NIRCam and MIRI instruments. Credit: NASA, ESA, CSA, STScI, A. Ginsburg (University of Florida), N. Budaiev...

Comet 3I/Atlas will make its closest approach to Earth in December. The Geminid meteor shower peaks this month. Also, see a conjunction of Jupiter and the moon. Credit: NASA/JPL-Caltech

This week on HCT, we're talking about evidence based medicine. We talk about it a lot here on the show, but what exactly does the term mean? Why is evidence based medicine useful, and what can we do to use it more effectively?

Scientists are making new discoveries every day, but many of them fall under the radar. Some of these findings are life-changing, while others expand our knowledge of the world around us. Here are nine recent findings that are making waves.

Volume swells can make single notes sound like a violin and chords like an orchestra.

Being a caregiver is tough, but you might be missing out on some big tax breaks. Here’s how caregivers can save more this tax season.

A SpaceX Falcon 9 rocket launched 29 Starlink satellites from Space Launch Complex 40 (SLC-40) at Cape Canaveral Space Force Station in Florida.<b<br/>r/>

Credit: SpaceX

Why the world’s busiest shipping routes are under threat.<b<br/>r/>

The Strait of Hormuz is a vital route linking the Gulf to the Arabian Sea.

Jimmy Kimmel is the latest TV host to be swept up in controversy, after his show was taken off the air in September, and later returned to the network after ABC reversed its decision.

India's Launch Vehicle Mark-3 (LVM3) launched the CMS-03 spacecraft, also known as GSAT-7R, from Satish Dhawan Space Centre.



"The LVM3 deployed the 9,700-pound (4,400-kilogram) CMS-03 into geostationary transfer orbit about...

Sunspot AR4618 erupted with an M4.4-class solar flare causing a coronal mass ejection (CME) that may give Earth a glancing blow.



NASA's Solar Dynamics Observatory captured the fireworks in multiple wav

elengths....

SpaceX launched Starship's 10th test flight from Starbase in South Texas. See highlights from the launch ahead of flight.<b<br/>r/>

Credit: SpaceX

NASA astronaut Nichole Ayers demonstrates how to wash your hair aboard the International Space Station. <b<br/>r/>

Credit: NASA

The NASA/ESA/CSA James Webb Space Telescope has captured an amazing view of the iconic Hubble Ultra Deep Field using its MIRI and NIRCam instruments.



Credit: ESA/Webb, NASA & CSA, G. Östlin, P. G. Perez-Gonzalez, J. Melinder,...

SpaceX conducted a single engine static-fire of their flight 10 Starship. The test demonstrated an in-space burn.<b<br/>r/>

Credit: SpaceX

On Oct. 18, 1963, a cat went to space! Félicette was a French "catstronaut" who became the first and only feline to fly to space.



While the U.S. and Soviet Union were busy launching primates, dogs and humans, the French...

Once you've got simple major and minor chords under your fingers, 7th barre chords are the next stage to make your playing sound more professional. Stuart Ryan shows you the relevance of the major 7, minor 7 and dominant 7 chords.

NASA has released a batch of images from the Chandra X-ray Observatory that they have dubbed "razzle-dazzle across space."<b<br/>r/>

Credit: NASA/CXC/A. Hobart

Exoplanet TOI 1227 b is being bombarded by x-rays from its host red dwarf star, causing it to “shrink from the size of Jupiter with a thick atmosphere to a small, barren world,” according to the NASA Chandra team.



Credit:...

On Oct. 12, 1964, the Soviet Union launched Voskhod 1, a 24-hour crewed mission that achieved several "firsts" for human spaceflight.



The This was the first time that a spacecraft carried more than one person into orbit, with...

On. Oct. 11, 1968, Apollo 7 launched into space with NASA astronauts Wally Schirra, Donn Eisele and Walter Cunningham.



This was the first mission of the Apollo program that carried a crew into space. Apollo 7 rebooted the...