Hyundai Motor's first strike in 10 years · US-Korea drills scaled back US-Iran talks deadline expires · KOSPI plunges

OpenAI officially launched a teen-only ChatGPT on Aug 18, auto-applied to users aged 13-17. It blocks self-harm, violent, and sexual content, and includes a 'Study Mode' that guides learning rather than completing homework, plus a parental notification feature.

Etched, a semiconductor startup founded by three Harvard dropouts, reached a $21 billion valuation after securing Jane Street as a customer. Total funding stands at approximately $2 billion, and the company is actively recruiting engineers from Nvidia.

Following the Trump administration's restrictions on foreign access to Anthropic's Fable 5, the UK government has launched an urgent review of economic security risks posed by reliance on overseas frontier AI models, according to the Financial Times.

ByteDance and the Motion Picture Association (MPA) signed a copyright protection agreement covering AI video model Seedance and image model Seedream. It is one of the first settlements resolving AI copyright disputes through negotiation rather than litigation.

KOSPI fell 1.55% to close at 6,869 on Aug 18. Hyundai Motor (-4.42%), LG Energy Solution (-5.01%), and Samsung Electronics (-2.00%) led the decline, driven by surging oil prices and bond yields amid US-Iran tensions.

After Trump threatened to bomb Oman, WTI crude surged to $84/barrel and Brent to $91/barrel on Aug 18. The US 30-year Treasury yield climbed to 5.31%, a 19-year high, while Nasdaq-100 futures opened 0.9% lower.

The Ministry of Economy and Finance said it plans to submit a revision to the Korea Investment Corporation (KIC) Act to the National Assembly this month. If passed, a strategic sovereign wealth fund of over 20 trillion won would launch next year with at least 600 billion won in annual investments.

Average daily KOSPI turnover in August fell to 25.7 trillion won, the lowest of 2026. This is roughly half of the 50+ trillion won daily average seen in May-June, and significantly below July's 36.8 trillion won.

The 60-day deadline for US-Iran nuclear negotiations expired on Aug 18 with no agreement. Disputes over Strait of Hormuz control and nuclear program terms remain unresolved, and Iran reportedly continued ramping up missile and drone production throughout the talks.

Trump directed the Defense Secretary on Aug 16 to 'substantially reduce' US-South Korea joint military exercises. On Aug 17, he confirmed Kim Jong Un had responded to his request for talks, describing North Korea as 'not threatening and acting respectfully.'

US envoy Jared Kushner held a rare meeting with Hamas leadership in Egypt before traveling to Israel for talks with Netanyahu. The two sides agreed that a US general would oversee Hamas disarmament.

Ukraine reported Russian cumulative losses at approximately 1.47 million personnel as of Aug 18, with around 1,210 killed or wounded in the preceding 24 hours. The front line remains broadly deadlocked across 750 miles.

Cumulative rainfall in Geoje, South Gyeongsang Province reached 958mm, exceeding the region's average summer total of 935mm. Nationwide damage reports reached 2,574, with 562 people evacuated and 20 of 30 local schools closed.

President Lee Jae-myung directed that climate change be approached as a matter of national security while overseeing the flood response. The statement came as Geoje's rainfall surpassed its summer average and 251 people remained in evacuation centers.

The National Institute of Fisheries Science reported 68 sharks caught in fishing nets off Korea's east coast this year, 2.5 times the 27 recorded in the same period last year. East Sea average surface temperatures rose 1.9°C over the past year, pushing warm-water species and large predators northward.

US consumer prices for prescription drugs fell 3.1% year-over-year in July 2026, the largest annual decline since 1963. Medicare drug price negotiations, expanded generic and biosimilar competition, and discounted GLP-1 obesity drugs were cited as key factors.

A 16-week randomized clinical trial published in JAMA Network Open found that participants on a low-fat vegan diet consumed 357 fewer calories per day without intentional restriction, losing an average of 5.9kg. Researchers attributed this to reducing dietary energy density by approximately 30%.

Researchers identified a mechanism by which triple-negative breast cancer tumors recruit M2 macrophages to neutralize immune responses. A PKM2 nuclear translocation pathway that promotes lymphatic metastasis was also confirmed, pointing to a potential new therapeutic target.

SpaceX launched 24 Starlink satellites from Vandenberg Space Force Base on Aug 18, marking its 100th mission of 2026. It was the 97th Falcon 9 flight, with booster B1097 landing successfully for its 12th reuse.

The James Webb Space Telescope's NIRSpec instrument detected water ice patterns and a tenuous carbon dioxide atmosphere on Callisto. A Caltech-led international team published the findings in the Planetary Science Journal, confirming Callisto is more geologically dynamic than expected.

ESA astronaut Sophie Adenot conducted a 6.5-hour spacewalk outside the ISS on Aug 18 alongside NASA's Anil Menon. Adenot became the first French woman and only the second European woman in history to perform a spacewalk.

Hubble and the James Webb Space Telescope combined data spanning ultraviolet to mid-infrared wavelengths to release a new image of Messier 64 (Black Eye Galaxy), located 17 million light-years away. The galaxy is notable for its outer gas disk rotating opposite to its inner stars.

On G-Dragon's birthday (Aug 18), his agency Galaxy Corporation donated 500 million won to the Juspeace Foundation. A 'Juspeace Day 50' event was held at Galaxy Robot Park in Seoul, showcasing works by 50 emerging artists selected by the foundation.

Former BLACKPINK member Jennie headlined Summer Sonic 2026 in Tokyo (Aug 14) and Osaka (Aug 16). She engaged directly with fans in Japanese throughout the performances.

Boy group ZEROBASEONE (ZB1) released their second Japanese EP '回帰LOVE (Kaiki Love)' on major streaming platforms at midnight on Aug 19. The title track is 'Existence.'

KBO results on Aug 18: LG 9-1 KT, Lotte 15-10 Kiwoom, KIA 4-3 Hanwha, SSG 5-4 Samsung, Doosan 6-4 NC. Current standings: KT (62W-2D-40L), Samsung (62W-2D-42L), LG (59W-1D-48L).

KBO announced that starting Aug 25, weekday games will return to a 6:30 PM start time (6 PM on weekends), reversing the temporary delay to 7 PM introduced on Aug 6 during the heat wave peak.

KBO legend and former manager Baek In-chun, who passed away on Aug 15, was given an official KBO funeral at Dankook University Hospital in Cheonan, South Chungcheong on Aug 17. He was interred in Yongin, Gyeonggi, attended by KBO Commissioner Heo Gu-yeon and other baseball figures.

Venture investment concentrated in deeptech during Aug 10-14. Five deals exceeding 10 billion won closed, including Solidevice (solid electrolyte, 23B Series C), Cosmos Lab (aqueous battery, 22B Series A), and Graphai (AI data, 17B won).

Deepfine secured a 10 billion won Series B investment from Hyosung Ventures, POSCO Technology Investment, LIG D&A, and IBK Capital. The company's cumulative funding now stands at 18 billion won; it supplies AI agent platforms to logistics, manufacturing, and defense industries.

Tumblbug, operated by Backpacker, announced it has crossed 500 billion won in cumulative funding — six years after reaching 100 billion won in 2020. The platform has hosted approximately 80,000 projects and over 10 million pledges.

OZ-X, which operates content and brand activations at Gwanghwamun Square's G-Planet, received seed investment through a 4 billion won venture fund organized by The Invention Lab. The investment amount was not disclosed.

The Korea Research Institute for Human Settlements reported Seoul's home purchase consumer sentiment index at 139.9 in July, up 1.9 points from June and rising for the fourth consecutive month. The greater Seoul area also rose 1.1 points to 128.5.

Seoul's jeonse (long-term lease) consumer sentiment index fell to 121.8 in July, declining for the second consecutive month since its May peak. Meanwhile, home purchase sentiment continued to rise for a fourth straight month, indicating a shift by end-user buyers toward purchasing.

The Financial Services Commission announced it will launch three policy mortgage products exclusively for non-homeowners under 40 in January 2027, as a follow-up to the Aug 13 housing supply package. Critics raised equity concerns as buyers in their 40s and 50s are excluded.

Seoul low-rise residential (villa and row house) transactions in Q2 2026 totaled 11,536 deals worth 4.93 trillion won — the highest since 2021. Surging apartment prices and a shortage of jeonse supply drove demand into alternative segments.

After Trump said he had no interest in extending the US-Iran interim deal, Brent crude closed at $90.87/barrel (+2.65%) on Aug 18, briefly exceeding $91 intraday. WTI surged 2.5% to $84.50/barrel.

The Ministry of Climate, Energy and Environment said peak electricity demand during week 3 of August could reach 94.1–98.8GW. The upper end would exceed the all-time record of 97.1GW set in summer 2024. Authorities said adequate supply capacity is in place.

Solar generation reached 26.6% of total electricity demand at noon on Aug 7, surpassing nuclear power. However, output fluctuates by up to 15GW depending on weather, requiring LNG and coal backup on cloudy days, highlighting ongoing grid stability challenges.

353 civil society education groups held a press conference in front of the presidential office on Aug 18, delivering 34,929 signatures opposing revisions to the local education subsidy system. They demanded that the current link to national tax revenue be maintained.

The Ministry of Education released a draft revision of its AI ethics principles for education, centered on the vision of 'harmony between humanity and technology.' Nine core principles were proposed, including teacher-centered management and oversight of AI use.

Two teachers unions held a press conference outside Democratic Party headquarters on Aug 18, demanding that newly elected party leader Kim Min-seok legislate guarantees for teachers' political rights in this regular parliamentary session.

Kongju National University signed agreements in Cheonan with battery electrolyte maker Enchem and auto parts firm Yongsan to develop a smart mobility engineering curriculum. The university will develop coursework while the companies provide industry demand inputs.

Tesla announced it will begin employee-only Cybercab rides on public roads in Austin, Texas by the end of August. The two-seat robotaxi has no steering wheel or brake pedal. Austin first responders have already completed emergency response training.

BYD officially introduced its 1,500kW FLASH charging system in the UK, capable of charging a battery from 10% to 97% in 9 minutes. The company targets 300 nationwide installations within 12 months, using built-in battery storage to overcome grid capacity limits.

CVE-2026-19478 (CVSS 9.4) has been patched. The flaw allowed unauthenticated attackers to remotely delete or modify public projects and user data via a GraphQL directive. All GitLab CE/EE versions from 18.2 to 19.2 were affected.

Sixteen typosquatted packages delivering StubMaker malware were discovered on RubyGems. Disguised as popular Ruby libraries, they stole browser credentials and cryptocurrency wallet seed phrases from developers' machines. All packages have since been removed.

An authorization vulnerability in an order-tracking plugin exposed the names, emails, shipping addresses, and phone numbers of 39,798 SafePal customers who placed orders between March 2025 and April 2026. The stolen data is reportedly being sold on dark web markets.

On Aug 18, Qilin attacked a Berlin-Brandenburg housing association, Gunra targeted BOMOHSA, and Incransom struck SpearFin Ltd and SSF International GmbH on the same day.

Trump met with CEOs of Coinbase, Ripple, Kraken, Gemini, and Robinhood, as well as SEC Chairman Paul Atkins, at a White House crypto policy meeting on Aug 19.

Bitcoin opened at $64,487 (+2.7%) on Aug 18 but reversed lower as Iran-related tensions persisted. Ethereum opened at $1,911 (+2%), and total crypto market capitalization stood at $2.28 trillion.

The People's Bank of China designated 8 additional banks — including Ping An Bank — as digital yuan operators on Aug 17. The total number of digital yuan operators now stands at 30.

The US Treasury published a Notice of Proposed Rulemaking (NPRM) for GENIUS Act stablecoin regulations in the Federal Register on Aug 18, opening a 60-day public comment period. The GENIUS Act, which prohibits unlicensed stablecoin issuance, takes effect January 18, 2027.

Surging rice (+13.2%) and egg (+9.0%) prices amid floods and heat pushed the average price of a Seoul kimbap roll to 3,838 won (+5.9% YoY). Convenience store prepared meal sales in June rose by as much as 21% (7-Eleven), 11.3% (GS25), and 5.6% (CU) from the prior month.

Pulmuone's ice factory in Chuncheon, Gangwon became the first food-grade ice manufacturer in Korea to obtain Global HACCP certification. It now holds all four major food safety certifications: Standard, Smart, Global HACCP and FSSC 22000.

Baemin's single-serving platform 'Han Geureut' is running a summer festival in collaboration with Coca-Cola through Sep 13. Participating brands include BHC, KFC, Burger King, and McDonald's, with 2,000 won discount coupons offered daily to the first 777 users at noon.

CJ CheilJedang operated a Bibigo booth at KCON LA 2026 at the LA Convention Center (Aug 14-16), attracting over 10,000 visitors. All food samples across four themed programs — kimchi, sweet-salty, spicy-sweet, and extra spicy — were sold out.

Negotiations at Hyundai Motor broke down on Aug 18 (16th round) after management offered no additional wage or bonus proposals. The union announced 4-hour partial strikes on Aug 19-20 and an 8-hour full strike plus march on company headquarters on Aug 21 — the first full strike since 2016.

While Hyundai Motor's union went on strike, Kia's management presented its first comprehensive wage offer, reported to be higher than Hyundai Motor's existing proposal. The typically fixed order of 'Hyundai first, then Kia' may be reversed this year.

Overall employment in July rose by 108,000 year-on-year, but youth (ages 15-29) employment fell by 191,000 — marking 45 consecutive months of decline. The youth employment rate dropped 1.6 percentage points to 44.2%, while youth unemployment rose 1.3 points to 6.8%.

Amid 45 straight months of declining youth employment, the government plans to announce a youth job recovery package this month. Goals include training 200,000+ workers in AI and advanced fields by 2030 and creating 300,000 public-private jobs and startup opportunities.