Alien: Earth – how realistic are the extraterrestrials? Three experts rank them

Did you know that the moon is gradually moving away from the Earth? Scientists have been measuring this distance using lasers bounced off mirrors left on the lunar surface by astronauts and space probes. This phenomenon is important because it helps us understand the dynamics of our planet-moon system and the long-term effects on Earth's rotation and climate. It's a fascinating reminder of how interconnected our celestial bodies are.

The Orionid meteor shower has kicked off for 2025, offering a spectacular display as debris from Halley's Comet collides with Earth's atmosphere. This annual event is not just a visual treat; it connects us to the cosmos and reminds us of the wonders of our solar system. Stargazers and astronomy enthusiasts alike are excited to witness the shooting stars lighting up the night sky this October.

Experts suggest that if a space race is underway, China is currently in the lead, particularly in the quest to return Mars samples to Earth. This is significant because it highlights the growing competition in space exploration, where technological advancements and achievements could shift global power dynamics. As nations strive for supremacy in space, the implications for international relations and scientific collaboration could be profound.

Scientists have discovered evidence beneath the Pacific Ocean suggesting that an exploding star may have sent cosmic rays toward Earth around 10 million years ago. This finding is significant as it helps us understand the impact of cosmic events on our planet's history and could provide insights into the behavior of stars and their effects on the solar system.

NASA has launched the Carruthers Geocorona Observatory on a special mission to study Earth's enigmatic 'halo'. This two-year project aims to uncover the mysteries surrounding this phenomenon, which could enhance our understanding of the planet's atmosphere and its interactions with space. Such research is crucial as it may provide insights into climate change and the protection of our environment.

The Cairo Fossil Forest, recognized as the second oldest forest in the world, features trees that are 385 million years old. This remarkable site is significant because it represents a pivotal moment in Earth's history, as these ancient forests played a crucial role in altering the atmosphere's composition. Understanding this forest not only sheds light on our planet's past but also highlights the importance of preserving such natural wonders for future generations.

Experts are raising concerns over a multibillion-dollar fee that the U.S. government plans to collect from American investors taking over TikTok. They describe this payment as a potential 'shakedown scheme,' highlighting the troubling implications of such deals. This situation matters because it raises questions about the fairness of government actions in business transactions and could set a concerning precedent for future investments.

On September 26, 2022, NASA's DART mission successfully collided with the asteroid Dimorphos, marking a historic moment in space exploration. This groundbreaking test demonstrates humanity's ability to alter the trajectory of potentially hazardous asteroids, raising hopes for planetary defense against future threats. The success of this mission not only showcases technological advancements but also emphasizes the importance of proactive measures in safeguarding Earth from cosmic dangers.

Experts are raising concerns over the U.S. government's multibillion-dollar fee imposed on American investors taking over TikTok, labeling it as a form of 'extortion.' This situation highlights the ongoing tensions between the U.S. and China regarding technology and data privacy, and it raises questions about the fairness and legality of such financial demands. As the deal unfolds, it could set a precedent for future negotiations involving foreign tech companies.

The BBC's Inside Science explores the complex causes of autism, shedding light on the latest research and findings in the field. Understanding autism is crucial as it impacts millions of individuals and families worldwide, and ongoing research aims to improve diagnosis and support.

A recent study indicates that technologically advanced alien civilizations could be extremely rare, potentially located as far as 33,000 light-years from Earth. This research highlights the importance of specific planetary conditions, such as the presence of plate tectonics and the right balance of gases like carbon dioxide and oxygen, in fostering life. Understanding the rarity of such conditions can reshape our perspective on the search for extraterrestrial life and the vastness of the universe.

Taylor Swift is unintentionally boosting the profile of botany, making it more appealing to the public. Researchers have noted that her engaging videos serve as effective teaching aids, helping to rescue the science of plants from obscurity. This newfound attention could inspire a greater appreciation for plant science and encourage more people to explore the field, which is crucial for environmental sustainability.

Sea Otter Awareness Week is here, and it's a great time to celebrate these adorable creatures that play a crucial role in maintaining healthy kelp forests. By keeping sea urchin populations in check, sea otters help preserve the underwater ecosystem. This week, enjoy six fun photos that highlight their charm and importance, reminding us why we should protect them and their habitat.

Get ready to test your knowledge with an exciting quiz about meteor showers! This fun challenge not only checks your mastery of these celestial events but also dives into their fascinating origins. It's a great way to engage with astronomy and learn more about the wonders of the night sky.

On September 27, 1822, Jean-François Champollion made a groundbreaking announcement that he had deciphered ancient Egyptian hieroglyphics using the Rosetta Stone. This monumental achievement not only opened the door to understanding ancient Egyptian civilization but also sparked a widespread interest in Egyptology, allowing us to explore the rich history and culture of one of the world's oldest civilizations.

The Lego Duplo 3-in-1 Space Shuttle Adventure set is a fantastic option for young children fascinated by outer space. This set not only encourages imaginative play but also helps develop creativity and fine motor skills. It's a great way for kids to explore their interests while having fun, making it a valuable addition to any playroom.

YouTuber Mark Rumsey takes to the skies in a barebones Mirocopter SCH-2A, showcasing the thrill and challenges of flying an open-air, single-seat helicopter. This adventure not only highlights the excitement of aviation but also serves as a reminder of the courage it takes to embrace such daring experiences. It's a fascinating glimpse into the world of experimental flight that can inspire others to explore their own limits.

In a fun exploration of the extraterrestrial beings from the 'Alien' franchise, three experts weigh in on how realistic these creatures are based on scientific principles. This analysis not only entertains fans but also sparks curiosity about the possibilities of life beyond Earth, making it a relevant discussion in both science and pop culture.