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Tierra de los perdidos: se encuentra una red de lagunas ocultas con fósiles vivientes similares a los de hace más de 3 mil millones de años

Published Tue, 04 Mar 2025 07:40:22 GMT

(CNN) —  Los científicos descubrieron un ecosistema previamente oculto con un extenso sistema de lagunas en las llanuras saladas de la Puna de Atacama, una meseta árida en Argentina, con estromatolitos gigantes que podrían permitir vislumbrar la vida más temprana en La Tierra y posiblemente incluso Marte, según una nueva investigación.Los estromatolitos son rocas en capas creadas por el crecimiento de algas verdiazules, o cianobacterias, a través de la fotosíntesis. Las estructuras se consideran uno de los ecosistemas más antiguos de la Tierra, según la NASA, representan la evidencia fósil más antigua de vida en nuestro planeta desde al menos . Hace 3½ mil millones de años“Estos son ciertamente similares a algunos de los primeros macrofósiles de nuestro planeta, y en un tipo de entorno realmente raro en la Tierra moderna”, dijo Brian Hynek, profesor en el departamento de ciencias geológicas de la Universidad de Colorado Boulder, que ayudó a documentar el ecosistema...

Morton and Brooks lead Texas Tech past California 34-14 in Independence Bowl

Published Tue, 04 Mar 2025 07:40:22 GMT

SHREVEPORT, La. (AP) — Behren Morton completed 27 of 43 passes for 256 yards and three first-half touchdowns, leading Texas Tech to a 34-14 victory over California in the Independence Bowl on Saturday night. Tahj Brooks ran for 98 yards and a score as the Red Raiders (7-6) shook off a terrible start. They shut out the Golden Bears (6-7) for the final three quarters to win the 47th edition of college football’s 11th-oldest bowl game.Texas Tech led 24-14 at halftime and Brooks, the nation’s fourth-leading rusher, scored the only touchdown of the second half on a 7-yard run in the third quarter.It was the third straight bowl win for the Red Raiders, who fumbled the opening kickoff. Cal freshman Fernando Mendoza then rifled a 25-yard touchdown pass to Monroe Young to give the Bears the lead 15 seconds into the game.California had a golden opportunity to extend it, but Mendoza was injured on a third-down scramble to the Texas Tech 5. Cal passed on the field goal and was stuff...

Leon Edwards retains welterweight belt with unanimous decision over Colby Covington at UFC 296

Published Tue, 04 Mar 2025 07:40:22 GMT

LAS VEGAS (AP) — Leon Edwards successfully defended his welterweight belt Saturday night, unanimously outpointing Colby Covington at UFC 296.In a bout that hardly lived up to its billing, Edwards (22-3) showed poise and patience as he picked his spots to outclass Covington (17-4), beating the former interim champion at his own game.Rather than using his strengths on his feet as a striker, Edwards chose to grapple and counter whenever Covington took shots for a takedown.After entering the arena draped in an American flag, Covington made a pit stop to share a quick word with former President Donald Trump before stepping into the octagon.Trump sat ringside, with UFC CEO Dana White, musician Kid Rock and UFC chief business officer Hunter Campbell.In the co-main event, Alexandre Pantoja (27-5) successfully defended his flyweight belt in his first title defense, winning a unanimous decision over Brandon Royval (15-7).Pantoja used a methodical approach by dominating with his agility and gr...

Ethan Garbers rallies UCLA for 35-22 win over Boise State in LA Bowl

Published Tue, 04 Mar 2025 07:40:22 GMT

INGLEWOOD, Calif. (AP) — Ethan Garbers threw for 152 yards and two touchdowns after replacing the injured Collin Schlee early in the second half, TJ Harden rushed for two touchdowns, and UCLA rallied for a 35-22 victory over Boise State in the LA Bowl on Saturday night.Playing at SoFi Stadium — 12 miles from the UCLA campus — the Bruins trailed 16-7 at halftime and scored on their first three drives in the second half to take control.J. Michael Sturdivant had four receptions for 142 yards, including a 40-yard touchdown midway through the fourth quarter that put UCLA (8-5) up by three scores.George Holani had both of Boise State’s touchdowns and finished with 138 yards rushing on 17 carries. CJ Tiller was 12 of 21 for 117 yards for the Mountain West champion Broncos (8-6) in his first collegiate start.Schlee was hurt when he took a hit on a 44-yard run up the right sideline. Garbers completed his first eight passes, including a 5-yard TD to Kyle Ford three plays after entering the ga...

Grundstrom lifts Kings past Kraken in 9th round of SO

Published Tue, 04 Mar 2025 07:40:22 GMT

SEATTLE (AP) — Carl Grundstrom scored the deciding goal in the ninth round of a shootout and the Los Angeles Kings beat the Seattle Kraken 3-2 on Saturday night to snap a three-game losing streak.Trevor Moore and Anze Kopitar scored in regulation for Los Angeles, which improved to 12-1-1 on the road this season. Cam Talbot made 17 saves through overtime. Adam Larsson and Oliver Bjorkstrand scored in regulation for Seattle, which lost for the ninth time in 11 games. Joey Daccord stopped 36 shots.Adrian Kempe, Arthur Kaliyev and Trevor Lewis also scored in the tiebreaker for the Kings, and Kailer Yamamoto, Yanni Gourde and Matty Beniers tallied for the Kraken.Larsson opened the scoring 6:45 into the first period when he snuck a soft pass through two skaters and between Talbot’s legs for his second goal of the season. It came in Larsson’s 300th consecutive game, the fifth-longest active streak in the NHL.Moore tied it with his team-high 14th with 6:28 remaining in the opening period, b...

Calgary Flames end 4-game skid with 4-2 win over Tampa Bay Lightning

Published Tue, 04 Mar 2025 07:40:22 GMT

CALGARY, Alberta (AP) — Yegor Sharangovich scored for the fifth consecutive game as the Calgary Flames snapped a four-game skid with a 4-2 victory over the Tampa Bay Lightning on Saturday night.A.J. Greer, MacKenzie Weegar, and Connor Zary also scored for Calgary and Jordan Oesterle had two assists. Dan Vladar had 31 stops to get the win in net.Brayden Point and Steven Stamkos scored for Tampa Bay, while NHL scoring leader Nikita Kucherov chipped in with a pair of assists as the Lightning finished 2-3-0 on their trip.Andrei Vasilevskiy had 22 saves.After a scoreless first period, Calgary erupted for three goals in the opening seven minutes of the second.Greer started the spree at 2:30 picking the top corner on Vasilevskiy’s glove side from just inside the top of the faceoff circle.At 6:17, Weegar made it 2-0 ripping a slap shot through a crowd just inside the far goalpost.Just 43 seconds after that, Sharangovich fired Jordan Oesterle’s centering pass past Vasilevskiy.With six goals ...

Verhaeghe, with 2 goals and an assist, leads Panthers over Oilers 5-1

Published Tue, 04 Mar 2025 07:40:22 GMT

EDMONTON, Alberta (AP) — Carter Verhaeghe had two goals and an assist as the Florida Panthers bounced back from two consecutive shutouts with a 5-1 victory over the Edmonton Oilers on Saturday night.Sam Bennett had a goal and two assists and Brandon Montour and Aleksander Barkov also scored for the Panthers, while Sergei Bobrovsky had 38 saves.Zach Hyman scored for the Oilers who have now lost two straight following an eight-game winning streak.The Panthers started the scoring 5:33 into the opening period when Bennett sent the puck across the top of the crease to Verhaeghe, who put his 14th of the season past goalie Calvin Pickard who finished with 34 stops.Verhaeghe then made a nice pass coming from behind the net to a wide-open Montour, who scored his first of the season with just over a minute to play in the first.Just 29 seconds later, the Panthers made it 3-0 when Barkov shoveled in a rebound in tight for his 11th of the season.Edmonton finally got on the board eight minutes in...

Keegan Murray makes 12 3-pointers, scores career-high 47 points to lead Kings past Jazz, 125-104

Published Tue, 04 Mar 2025 07:40:22 GMT

SACRAMENTO, Calif. (AP) — Keegan Murray made 12 3-pointers, two shy of the NBA record, and scored a career-high 47 points in the Sacramento Kings’ 125-104 victory over the Utah Jazz on Saturday night.Murray scored a franchise-record 26 points in the third quarter and had Klay Thompson’s NBA record of 14 3-pointers in his sights after making 12 of his first 13 attempts. But the second-year forward missed his final two attempts from behind the arc while becoming the seventh different player to make 12 or more 3s in a game.“I thought Keegan was playing the right way,” Kings coach Mike Brown said. “There was nothing really forced. Our guys didn’t really force anything to him. They just hit him when he was open.”Domantas Sabonis added 20 points, 10 rebounds and eight assists, his seventh straight double-double and 20th this season. The Kings shot 22 of 45 from the 3-point line, the third time this season Sacramento made at least 20.Colin Sexton scored 28 points Utah, and Lauri Mark...

No. 12 Tennessee holds off N.C. State 79-70 in Hall of Fame Series for 4th straight win

Published Tue, 04 Mar 2025 07:40:22 GMT

SAN ANTONIO (AP) — Josiah-Jordan James had 23 points, Zakai Zeigler added 20 and No. 12 Tennessee held off N.C. State 79-70 in the Hall of Fame Series on Saturday night.“We know that when we play teams like this, it’s going to be a physical game,” Tennessee coach Rick Barnes said. “These guys are used to it. The neat part for me at the end I thought their composure, their togetherness on the bench was terrific. They knew what they had to do. I had to say very little during the timeout.”The Volunteers (8-3) held the Wolfpack (7-3) to 10 points in the final seven minutes to secure the victory, including a 3-pointer with 24.1 seconds remaining.“That’s what we hang our hats on,” James said. “We knew that in crunch time, that’s what we had to be able to rely on. I was proud of how we executed at the end.”Jahmai Mashack added 11 points for Tennessee, which has won four straight.D.J. Horne had 16 points for N.C. State. D.J. Burns Jr. added 15 and Jayden Taylor had 11.It was a frenetic and ...

Broncos coach Sean Payton screamed at QB Russell Wilson on sideline, stayed silent on reasoning

Published Tue, 04 Mar 2025 07:40:22 GMT

DETROIT (AP) — Denver coach Sean Payton screamed at quarterback Russell Wilson on the sideline and anyone watching on TV, or witnessing the game at Ford Field, could see the animated exchange in Detroit’s 42-17 victory Saturday night.Payton insisted he was simply upset about an offside penalty in the third quarter that negated a touchdown that would have cut Denver’s deficit to 14 points.“That’s all,” he said. “Simple.”If Payton’s rant was related to the flag, why was he yelling at Wilson?“Listen, what I talk to Russell about is none of your business,” Payton said curtly to a reporter.Payton said he didn’t challenge the spot on the two plays before the penalty because that’s difficult, and stood by his decision to kick a field goal instead of going for a touchdown on fourth-and-5 from the Detroit 5 while down by 21 points.“I think it made sense,” he said.Denver (7-7) had won six of its previous seven games to pull within a game of AFC West-l...