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Science & Technology

The icon for the social media app Clubhouse is seen on a smartphone screen in Beijing, Tuesday, Feb. 9, 2021. Clubhouse, an invitation-only audio chat app launched less than a year ago, has caught the attention of tech industry bigshots like Tesla CEO Elon Musk and Facebook CEO Mark Zuckerberg, not to mention the Chinese government, which has already blocked it in the country.

EXPLAINER: What is Clubhouse, the buzzy new audio chat app?

The icon for the social media app Clubhouse is seen on a smartphone screen in Beijing, Tuesday, Feb. 9, 2021. Clubhouse, an invitation-only audio chat app launched less than a year ago, has caught the attention of tech industry bigshots like Tesla CEO Elon Musk and Facebook CEO Mark Zuckerberg, not to mention the Chinese government, which has already blocked it in the country.

February 15, 2021, 6:00am Life

Clubhouse, an invitation-only audio chat app launched less than a year ago, has caught the attention of tech industry bigshots like Tesla CEO Elon Musk and Facebook CEO Mark Zuckerberg — not to mention the Chinese government, which has already blocked it in the country. What is Clubhouse, you ask? Read story

This Feb. 10, 2021 image taken by the United Arab Emirates&#039; &quot;Amal,&quot; or &quot;Hope,&quot; probe was released Sunday, Feb. 14, 2021, shows Mars . The Hope space probe now circles the red planet.

United Arab Emirates publishes first photo from Mars probe

This Feb. 10, 2021 image taken by the United Arab Emirates&#039; &quot;Amal,&quot; or &quot;Hope,&quot; probe was released Sunday, Feb. 14, 2021, shows Mars . The Hope space probe now circles the red planet.

February 14, 2021, 1:06pm Nation & World

The United Arab Emirates on Sunday published the first image for its Mars probe now circling the red planet. Read story

In this undated photo released by the China National Space Administration, a view of the planet Mars is captured by China&#039;s Tianwen-1 Mars probe from a distance of 2.2 million kilometers (1.37 million miles). A Chinese spacecraft appears poised to enter orbit around Mars on Wednesday, Feb. 10, 2021, one day after an orbiter from the United Arab Emirates did so, and about a week ahead of an American attempt to put down another spacecraft on the surface of the red planet.

Chinese spacecraft enters Mars’ orbit, joining Arab ship

In this undated photo released by the China National Space Administration, a view of the planet Mars is captured by China&#039;s Tianwen-1 Mars probe from a distance of 2.2 million kilometers (1.37 million miles). A Chinese spacecraft appears poised to enter orbit around Mars on Wednesday, Feb. 10, 2021, one day after an orbiter from the United Arab Emirates did so, and about a week ahead of an American attempt to put down another spacecraft on the surface of the red planet.

February 10, 2021, 8:26am Life

A Chinese spacecraft went into orbit around Mars on Wednesday on an expedition to land a rover on the surface and scout for signs of ancient life, authorities announced in a landmark step in the country’s most ambitious deep-space mission yet. Read story

Emiratis celebrate after the Hope Probe enters Mars orbit as a part of Emirates Mars mission, in Dubai, United Arab Emirates, Tuesday, Feb. 9, 2021. The spacecraft from the United Arab Emirates swung into orbit around Mars in a triumph for the Arab world&#039;s first interplanetary mission. It is the first of three robotic explorers arriving at the red planet over the next week and a half.

Arab spacecraft enters orbit around Mars in historic flight

Emiratis celebrate after the Hope Probe enters Mars orbit as a part of Emirates Mars mission, in Dubai, United Arab Emirates, Tuesday, Feb. 9, 2021. The spacecraft from the United Arab Emirates swung into orbit around Mars in a triumph for the Arab world&#039;s first interplanetary mission. It is the first of three robotic explorers arriving at the red planet over the next week and a half.

February 9, 2021, 12:25pm Life

A spacecraft from the United Arab Emirates swung into orbit around Mars on Tuesday in a triumph for the Arab world’s first interplanetary mission. Read story

FILE - In this Monday, July 20, 2020 file photo, men watch the launch of the &quot;Amal&quot; or &quot;Hope&quot; space probe at the Mohammed bin Rashid Space Center in Dubai, United Arab Emirates. The orbiter is scheduled to reach Mars on Tuesday, Feb. 9, 2021, followed less than 24 hours later by China&#039;s orbiter-rover combo. NASA&#039;s rover will arrive on the scene a week later, on Feb. 18, to collect rocks for return to Earth -- a key step in determining whether life ever existed at Mars.

Next stop Mars: 3 spacecraft arriving in quick succession

FILE - In this Monday, July 20, 2020 file photo, men watch the launch of the &quot;Amal&quot; or &quot;Hope&quot; space probe at the Mohammed bin Rashid Space Center in Dubai, United Arab Emirates. The orbiter is scheduled to reach Mars on Tuesday, Feb. 9, 2021, followed less than 24 hours later by China&#039;s orbiter-rover combo. NASA&#039;s rover will arrive on the scene a week later, on Feb. 18, to collect rocks for return to Earth -- a key step in determining whether life ever existed at Mars.

February 9, 2021, 8:00am Life

After hurtling hundreds of millions of miles through space since last summer, three robotic explorers are ready to hit the brakes at Mars. Read story

U.S. cities undercounting CO2 pollution by 20%

February 9, 2021, 6:00am Life

At least 48 U.S. cities are undercounting their carbon dioxide pollution by nearly 20 percent, according to a new study that compares local disclosures against a national database that can now estimate the same information. The new analysis could create confusion about how much cities emit — and therefore how… Read story

FILE - In this Friday, July 26, 2019 file photo, a ship crosses the Gulf of Suez towards the Red Sea as holiday-makers ride a jet ski at al Sokhna beach in Suez, 127 kilometers (79 miles) east of Cairo, Egypt. Not only are humans changing the surface and temperature of the planet, but also its sounds - and those shifts are detectable even in the open ocean, according to research published Thursday, Feb. 4, 2021.

Human noise disrupts sea life

FILE - In this Friday, July 26, 2019 file photo, a ship crosses the Gulf of Suez towards the Red Sea as holiday-makers ride a jet ski at al Sokhna beach in Suez, 127 kilometers (79 miles) east of Cairo, Egypt. Not only are humans changing the surface and temperature of the planet, but also its sounds - and those shifts are detectable even in the open ocean, according to research published Thursday, Feb. 4, 2021.

February 9, 2021, 6:00am Life

Not only are humans changing the surface and temperature of the planet, but also its sounds — and those shifts are detectable even in the open ocean, according to new research. Read story

Dana Point was named the first Whale Heritage Site in the U.S. on Wednesday.

Dana Point first Whale Heritage Site in the nation

Dana Point was named the first Whale Heritage Site in the U.S. on Wednesday.

February 9, 2021, 6:00am Life

Two women who operate rival whale-watching tours in Dana Point came together to work on having their beloved slice of the coast named one of the whaliest places in the world. Their efforts paid off. Read story

Crews work on the construction of a section of border wall Dec. 8 in the San Bernardino National Wildlife Refuge in Douglas, Ariz.

Man-made barriers restrict movement to better territory

Crews work on the construction of a section of border wall Dec. 8 in the San Bernardino National Wildlife Refuge in Douglas, Ariz.

February 8, 2021, 3:34pm Life

The physical walls that seal off national borders don’t just deter humans, they may also prevent hundreds of land-bound mammal species from migrating to escape the impacts of climate change. Read story

Despite bias claims, conservatives thrive on social media, study shows

February 4, 2021, 6:02am Life

Social media has become a punching bag for conservatives, who claim Facebook and Twitter have been silencing them. But in reality, the political right thrives on such platforms, a new report found. Read story